Home / 1,433,017.92-2,149,448.96-435,668.16

Finding the Fourth Proportional to 1,433,017.92, 2,149,448.96 and 435,668.16

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Solution

The fourth proportional to 1,433,017.92, 2,149,448.96 and 435,668.16 is: 653,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,017.92 : 2,149,448.96 = 435,668.16 : x
  2. Step 2: Convert to fraction form
    1,433,017.92/2,149,448.96 = 435,668.16/x
  3. Step 3: Cross multiply
    1,433,017.92x = 2,149,448.96 × 435,668.16
  4. Step 4: Simplify right side
    1,433,017.92x = 936,446,473,417.11
  5. Step 5: Solve for x
    x = 936,446,473,417.11/1,433,017.92
  6. Step 6: Final answer
    x = 653,478.55

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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.