Home / 1,140,292.02-1,709,932.56-607,713.78

Finding the Fourth Proportional to 1,140,292.02, 1,709,932.56 and 607,713.78

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Solution

The fourth proportional to 1,140,292.02, 1,709,932.56 and 607,713.78 is: 911,301.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,292.02 : 1,709,932.56 = 607,713.78 : x
  2. Step 2: Convert to fraction form
    1,140,292.02/1,709,932.56 = 607,713.78/x
  3. Step 3: Cross multiply
    1,140,292.02x = 1,709,932.56 × 607,713.78
  4. Step 4: Simplify right side
    1,140,292.02x = 1,039,149,579,582.68
  5. Step 5: Solve for x
    x = 1,039,149,579,582.68/1,140,292.02
  6. Step 6: Final answer
    x = 911,301.28

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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.