Home / 1,148,077.31-1,723,180.04-579,857.45

Finding the Fourth Proportional to 1,148,077.31, 1,723,180.04 and 579,857.45

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Solution

The fourth proportional to 1,148,077.31, 1,723,180.04 and 579,857.45 is: 870,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,077.31 : 1,723,180.04 = 579,857.45 : x
  2. Step 2: Convert to fraction form
    1,148,077.31/1,723,180.04 = 579,857.45/x
  3. Step 3: Cross multiply
    1,148,077.31x = 1,723,180.04 × 579,857.45
  4. Step 4: Simplify right side
    1,148,077.31x = 999,198,776,719.04
  5. Step 5: Solve for x
    x = 999,198,776,719.04/1,148,077.31
  6. Step 6: Final answer
    x = 870,323.60

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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.