Home / 1,138,409.90-1,707,096.45-506,998.70

Finding the Fourth Proportional to 1,138,409.90, 1,707,096.45 and 506,998.70

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Solution

The fourth proportional to 1,138,409.90, 1,707,096.45 and 506,998.70 is: 760,267.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,409.90 : 1,707,096.45 = 506,998.70 : x
  2. Step 2: Convert to fraction form
    1,138,409.90/1,707,096.45 = 506,998.70/x
  3. Step 3: Cross multiply
    1,138,409.90x = 1,707,096.45 × 506,998.70
  4. Step 4: Simplify right side
    1,138,409.90x = 865,495,680,924.62
  5. Step 5: Solve for x
    x = 865,495,680,924.62/1,138,409.90
  6. Step 6: Final answer
    x = 760,267.18

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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.