Home / 1,041,498.47-1,559,724.89-720,751.56

Finding the Fourth Proportional to 1,041,498.47, 1,559,724.89 and 720,751.56

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Solution

The fourth proportional to 1,041,498.47, 1,559,724.89 and 720,751.56 is: 1,079,381.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,498.47 : 1,559,724.89 = 720,751.56 : x
  2. Step 2: Convert to fraction form
    1,041,498.47/1,559,724.89 = 720,751.56/x
  3. Step 3: Cross multiply
    1,041,498.47x = 1,559,724.89 × 720,751.56
  4. Step 4: Simplify right side
    1,041,498.47x = 1,124,174,144,034.57
  5. Step 5: Solve for x
    x = 1,124,174,144,034.57/1,041,498.47
  6. Step 6: Final answer
    x = 1,079,381.47

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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.