Home / 1,567,484.40-2,351,226.60-770,322.90

Finding the Fourth Proportional to 1,567,484.40, 2,351,226.60 and 770,322.90

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Solution

The fourth proportional to 1,567,484.40, 2,351,226.60 and 770,322.90 is: 1,155,484.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,484.40 : 2,351,226.60 = 770,322.90 : x
  2. Step 2: Convert to fraction form
    1,567,484.40/2,351,226.60 = 770,322.90/x
  3. Step 3: Cross multiply
    1,567,484.40x = 2,351,226.60 × 770,322.90
  4. Step 4: Simplify right side
    1,567,484.40x = 1,811,203,693,069.14
  5. Step 5: Solve for x
    x = 1,811,203,693,069.14/1,567,484.40
  6. Step 6: Final answer
    x = 1,155,484.35

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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.