Home / 1,462,310.40-2,193,465.60-465,139.20

Finding the Fourth Proportional to 1,462,310.40, 2,193,465.60 and 465,139.20

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Solution

The fourth proportional to 1,462,310.40, 2,193,465.60 and 465,139.20 is: 697,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,310.40 : 2,193,465.60 = 465,139.20 : x
  2. Step 2: Convert to fraction form
    1,462,310.40/2,193,465.60 = 465,139.20/x
  3. Step 3: Cross multiply
    1,462,310.40x = 2,193,465.60 × 465,139.20
  4. Step 4: Simplify right side
    1,462,310.40x = 1,020,266,834,411.52
  5. Step 5: Solve for x
    x = 1,020,266,834,411.52/1,462,310.40
  6. Step 6: Final answer
    x = 697,708.80

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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.