Home / 1,660,030.80-2,490,046.20-538,099.80

Finding the Fourth Proportional to 1,660,030.80, 2,490,046.20 and 538,099.80

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Solution

The fourth proportional to 1,660,030.80, 2,490,046.20 and 538,099.80 is: 807,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,030.80 : 2,490,046.20 = 538,099.80 : x
  2. Step 2: Convert to fraction form
    1,660,030.80/2,490,046.20 = 538,099.80/x
  3. Step 3: Cross multiply
    1,660,030.80x = 2,490,046.20 × 538,099.80
  4. Step 4: Simplify right side
    1,660,030.80x = 1,339,893,362,210.76
  5. Step 5: Solve for x
    x = 1,339,893,362,210.76/1,660,030.80
  6. Step 6: Final answer
    x = 807,149.70

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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.