Home / 1,343,055.56-2,014,662.30-383,437.40

Finding the Fourth Proportional to 1,343,055.56, 2,014,662.30 and 383,437.40

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Solution

The fourth proportional to 1,343,055.56, 2,014,662.30 and 383,437.40 is: 575,178.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,055.56 : 2,014,662.30 = 383,437.40 : x
  2. Step 2: Convert to fraction form
    1,343,055.56/2,014,662.30 = 383,437.40/x
  3. Step 3: Cross multiply
    1,343,055.56x = 2,014,662.30 × 383,437.40
  4. Step 4: Simplify right side
    1,343,055.56x = 772,496,874,190.02
  5. Step 5: Solve for x
    x = 772,496,874,190.02/1,343,055.56
  6. Step 6: Final answer
    x = 575,178.64

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Double scale
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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.