Home / 1,506,693.68-2,079,252.52-818,378.96

Finding the Fourth Proportional to 1,506,693.68, 2,079,252.52 and 818,378.96

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Solution

The fourth proportional to 1,506,693.68, 2,079,252.52 and 818,378.96 is: 1,129,371.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,693.68 : 2,079,252.52 = 818,378.96 : x
  2. Step 2: Convert to fraction form
    1,506,693.68/2,079,252.52 = 818,378.96/x
  3. Step 3: Cross multiply
    1,506,693.68x = 2,079,252.52 × 818,378.96
  4. Step 4: Simplify right side
    1,506,693.68x = 1,701,616,514,894.98
  5. Step 5: Solve for x
    x = 1,701,616,514,894.98/1,506,693.68
  6. Step 6: Final answer
    x = 1,129,371.24

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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.