Home / 1,608,428.24-2,220,386.76-929,233.52

Finding the Fourth Proportional to 1,608,428.24, 2,220,386.76 and 929,233.52

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Solution

The fourth proportional to 1,608,428.24, 2,220,386.76 and 929,233.52 is: 1,282,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,428.24 : 2,220,386.76 = 929,233.52 : x
  2. Step 2: Convert to fraction form
    1,608,428.24/2,220,386.76 = 929,233.52/x
  3. Step 3: Cross multiply
    1,608,428.24x = 2,220,386.76 × 929,233.52
  4. Step 4: Simplify right side
    1,608,428.24x = 2,063,257,804,756.20
  5. Step 5: Solve for x
    x = 2,063,257,804,756.20/1,608,428.24
  6. Step 6: Final answer
    x = 1,282,778.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.