Home / 1,565,145.57-2,348,519.00-745,412.16

Finding the Fourth Proportional to 1,565,145.57, 2,348,519.00 and 745,412.16

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Solution

The fourth proportional to 1,565,145.57, 2,348,519.00 and 745,412.16 is: 1,118,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,145.57 : 2,348,519.00 = 745,412.16 : x
  2. Step 2: Convert to fraction form
    1,565,145.57/2,348,519.00 = 745,412.16/x
  3. Step 3: Cross multiply
    1,565,145.57x = 2,348,519.00 × 745,412.16
  4. Step 4: Simplify right side
    1,565,145.57x = 1,750,614,616,863.98
  5. Step 5: Solve for x
    x = 1,750,614,616,863.98/1,565,145.57
  6. Step 6: Final answer
    x = 1,118,499.55

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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.