Home / 1,298,535.40-1,948,386.30-588,197.80

Finding the Fourth Proportional to 1,298,535.40, 1,948,386.30 and 588,197.80

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Solution

The fourth proportional to 1,298,535.40, 1,948,386.30 and 588,197.80 is: 882,560.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,535.40 : 1,948,386.30 = 588,197.80 : x
  2. Step 2: Convert to fraction form
    1,298,535.40/1,948,386.30 = 588,197.80/x
  3. Step 3: Cross multiply
    1,298,535.40x = 1,948,386.30 × 588,197.80
  4. Step 4: Simplify right side
    1,298,535.40x = 1,146,036,535,210.14
  5. Step 5: Solve for x
    x = 1,146,036,535,210.14/1,298,535.40
  6. Step 6: Final answer
    x = 882,560.87

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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.