Home / 1,091,487.16-1,637,452.18-343,359.16

Finding the Fourth Proportional to 1,091,487.16, 1,637,452.18 and 343,359.16

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Solution

The fourth proportional to 1,091,487.16, 1,637,452.18 and 343,359.16 is: 515,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,487.16 : 1,637,452.18 = 343,359.16 : x
  2. Step 2: Convert to fraction form
    1,091,487.16/1,637,452.18 = 343,359.16/x
  3. Step 3: Cross multiply
    1,091,487.16x = 1,637,452.18 × 343,359.16
  4. Step 4: Simplify right side
    1,091,487.16x = 562,234,205,064.97
  5. Step 5: Solve for x
    x = 562,234,205,064.97/1,091,487.16
  6. Step 6: Final answer
    x = 515,108.40

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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.