Home / 1,151,133.65-1,727,898.11-847,870.23

Finding the Fourth Proportional to 1,151,133.65, 1,727,898.11 and 847,870.23

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Solution

The fourth proportional to 1,151,133.65, 1,727,898.11 and 847,870.23 is: 1,272,687.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,133.65 : 1,727,898.11 = 847,870.23 : x
  2. Step 2: Convert to fraction form
    1,151,133.65/1,727,898.11 = 847,870.23/x
  3. Step 3: Cross multiply
    1,151,133.65x = 1,727,898.11 × 847,870.23
  4. Step 4: Simplify right side
    1,151,133.65x = 1,465,033,366,882.43
  5. Step 5: Solve for x
    x = 1,465,033,366,882.43/1,151,133.65
  6. Step 6: Final answer
    x = 1,272,687.47

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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.