Home / 1,170,042.10-1,755,063.15-1,012,578.10

Finding the Fourth Proportional to 1,170,042.10, 1,755,063.15 and 1,012,578.10

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Solution

The fourth proportional to 1,170,042.10, 1,755,063.15 and 1,012,578.10 is: 1,518,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,042.10 : 1,755,063.15 = 1,012,578.10 : x
  2. Step 2: Convert to fraction form
    1,170,042.10/1,755,063.15 = 1,012,578.10/x
  3. Step 3: Cross multiply
    1,170,042.10x = 1,755,063.15 × 1,012,578.10
  4. Step 4: Simplify right side
    1,170,042.10x = 1,777,138,509,807.02
  5. Step 5: Solve for x
    x = 1,777,138,509,807.02/1,170,042.10
  6. Step 6: Final answer
    x = 1,518,867.15

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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.