Home / 1,423,328.29-2,132,630.47-1,001,718.43

Finding the Fourth Proportional to 1,423,328.29, 2,132,630.47 and 1,001,718.43

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Solution

The fourth proportional to 1,423,328.29, 2,132,630.47 and 1,001,718.43 is: 1,500,915.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,328.29 : 2,132,630.47 = 1,001,718.43 : x
  2. Step 2: Convert to fraction form
    1,423,328.29/2,132,630.47 = 1,001,718.43/x
  3. Step 3: Cross multiply
    1,423,328.29x = 2,132,630.47 × 1,001,718.43
  4. Step 4: Simplify right side
    1,423,328.29x = 2,136,295,242,099.13
  5. Step 5: Solve for x
    x = 2,136,295,242,099.13/1,423,328.29
  6. Step 6: Final answer
    x = 1,500,915.33

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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.