Home / 1,225,618.29-1,838,722.65-384,170.04

Finding the Fourth Proportional to 1,225,618.29, 1,838,722.65 and 384,170.04

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Solution

The fourth proportional to 1,225,618.29, 1,838,722.65 and 384,170.04 is: 576,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,618.29 : 1,838,722.65 = 384,170.04 : x
  2. Step 2: Convert to fraction form
    1,225,618.29/1,838,722.65 = 384,170.04/x
  3. Step 3: Cross multiply
    1,225,618.29x = 1,838,722.65 × 384,170.04
  4. Step 4: Simplify right side
    1,225,618.29x = 706,382,155,800.20
  5. Step 5: Solve for x
    x = 706,382,155,800.20/1,225,618.29
  6. Step 6: Final answer
    x = 576,347.60

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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.