Home / 1,114,898.80-1,539,031.44-752,812.96

Finding the Fourth Proportional to 1,114,898.80, 1,539,031.44 and 752,812.96

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Solution

The fourth proportional to 1,114,898.80, 1,539,031.44 and 752,812.96 is: 1,039,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,898.80 : 1,539,031.44 = 752,812.96 : x
  2. Step 2: Convert to fraction form
    1,114,898.80/1,539,031.44 = 752,812.96/x
  3. Step 3: Cross multiply
    1,114,898.80x = 1,539,031.44 × 752,812.96
  4. Step 4: Simplify right side
    1,114,898.80x = 1,158,602,813,879.46
  5. Step 5: Solve for x
    x = 1,158,602,813,879.46/1,114,898.80
  6. Step 6: Final answer
    x = 1,039,199.98

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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.