Home / 1,465,345.60-2,198,018.40-987,048.70

Finding the Fourth Proportional to 1,465,345.60, 2,198,018.40 and 987,048.70

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Solution

The fourth proportional to 1,465,345.60, 2,198,018.40 and 987,048.70 is: 1,480,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,345.60 : 2,198,018.40 = 987,048.70 : x
  2. Step 2: Convert to fraction form
    1,465,345.60/2,198,018.40 = 987,048.70/x
  3. Step 3: Cross multiply
    1,465,345.60x = 2,198,018.40 × 987,048.70
  4. Step 4: Simplify right side
    1,465,345.60x = 2,169,551,204,296.08
  5. Step 5: Solve for x
    x = 2,169,551,204,296.08/1,465,345.60
  6. Step 6: Final answer
    x = 1,480,573.05

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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.