Home / 1,138,410.40-1,707,097.20-506,999.20

Finding the Fourth Proportional to 1,138,410.40, 1,707,097.20 and 506,999.20

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Solution

The fourth proportional to 1,138,410.40, 1,707,097.20 and 506,999.20 is: 760,267.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,410.40 : 1,707,097.20 = 506,999.20 : x
  2. Step 2: Convert to fraction form
    1,138,410.40/1,707,097.20 = 506,999.20/x
  3. Step 3: Cross multiply
    1,138,410.40x = 1,707,097.20 × 506,999.20
  4. Step 4: Simplify right side
    1,138,410.40x = 865,496,914,722.24
  5. Step 5: Solve for x
    x = 865,496,914,722.24/1,138,410.40
  6. Step 6: Final answer
    x = 760,267.93

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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.