Home / 1,229,084.20-1,843,626.30-803,931.40

Finding the Fourth Proportional to 1,229,084.20, 1,843,626.30 and 803,931.40

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Solution

The fourth proportional to 1,229,084.20, 1,843,626.30 and 803,931.40 is: 1,205,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,084.20 : 1,843,626.30 = 803,931.40 : x
  2. Step 2: Convert to fraction form
    1,229,084.20/1,843,626.30 = 803,931.40/x
  3. Step 3: Cross multiply
    1,229,084.20x = 1,843,626.30 × 803,931.40
  4. Step 4: Simplify right side
    1,229,084.20x = 1,482,149,072,435.82
  5. Step 5: Solve for x
    x = 1,482,149,072,435.82/1,229,084.20
  6. Step 6: Final answer
    x = 1,205,897.10

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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.