Home / 1,567,804.90-2,351,707.35-445,728.10

Finding the Fourth Proportional to 1,567,804.90, 2,351,707.35 and 445,728.10

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Solution

The fourth proportional to 1,567,804.90, 2,351,707.35 and 445,728.10 is: 668,592.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,804.90 : 2,351,707.35 = 445,728.10 : x
  2. Step 2: Convert to fraction form
    1,567,804.90/2,351,707.35 = 445,728.10/x
  3. Step 3: Cross multiply
    1,567,804.90x = 2,351,707.35 × 445,728.10
  4. Step 4: Simplify right side
    1,567,804.90x = 1,048,222,048,871.54
  5. Step 5: Solve for x
    x = 1,048,222,048,871.54/1,567,804.90
  6. Step 6: Final answer
    x = 668,592.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.