Home / 1,107,025.60-1,656,601.80-1,012,547.20

Finding the Fourth Proportional to 1,107,025.60, 1,656,601.80 and 1,012,547.20

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Solution

The fourth proportional to 1,107,025.60, 1,656,601.80 and 1,012,547.20 is: 1,515,220.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,025.60 : 1,656,601.80 = 1,012,547.20 : x
  2. Step 2: Convert to fraction form
    1,107,025.60/1,656,601.80 = 1,012,547.20/x
  3. Step 3: Cross multiply
    1,107,025.60x = 1,656,601.80 × 1,012,547.20
  4. Step 4: Simplify right side
    1,107,025.60x = 1,677,387,514,104.96
  5. Step 5: Solve for x
    x = 1,677,387,514,104.96/1,107,025.60
  6. Step 6: Final answer
    x = 1,515,220.17

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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.