Home / 911,061.90-1,365,718.05-708,545.70

Finding the Fourth Proportional to 911,061.90, 1,365,718.05 and 708,545.70

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Solution

The fourth proportional to 911,061.90, 1,365,718.05 and 708,545.70 is: 1,062,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,061.90 : 1,365,718.05 = 708,545.70 : x
  2. Step 2: Convert to fraction form
    911,061.90/1,365,718.05 = 708,545.70/x
  3. Step 3: Cross multiply
    911,061.90x = 1,365,718.05 × 708,545.70
  4. Step 4: Simplify right side
    911,061.90x = 967,673,651,739.89
  5. Step 5: Solve for x
    x = 967,673,651,739.89/911,061.90
  6. Step 6: Final answer
    x = 1,062,138.21

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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.