Home / 1,407,217.40-1,940,897.42-884,080.12

Finding the Fourth Proportional to 1,407,217.40, 1,940,897.42 and 884,080.12

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Solution

The fourth proportional to 1,407,217.40, 1,940,897.42 and 884,080.12 is: 1,219,363.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,217.40 : 1,940,897.42 = 884,080.12 : x
  2. Step 2: Convert to fraction form
    1,407,217.40/1,940,897.42 = 884,080.12/x
  3. Step 3: Cross multiply
    1,407,217.40x = 1,940,897.42 × 884,080.12
  4. Step 4: Simplify right side
    1,407,217.40x = 1,715,908,823,981.29
  5. Step 5: Solve for x
    x = 1,715,908,823,981.29/1,407,217.40
  6. Step 6: Final answer
    x = 1,219,363.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.