Home / 1,353,042.15-2,029,561.83-554,325.12

Finding the Fourth Proportional to 1,353,042.15, 2,029,561.83 and 554,325.12

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Solution

The fourth proportional to 1,353,042.15, 2,029,561.83 and 554,325.12 is: 831,487.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,042.15 : 2,029,561.83 = 554,325.12 : x
  2. Step 2: Convert to fraction form
    1,353,042.15/2,029,561.83 = 554,325.12/x
  3. Step 3: Cross multiply
    1,353,042.15x = 2,029,561.83 × 554,325.12
  4. Step 4: Simplify right side
    1,353,042.15x = 1,125,037,104,962.17
  5. Step 5: Solve for x
    x = 1,125,037,104,962.17/1,353,042.15
  6. Step 6: Final answer
    x = 831,487.11

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Double scale
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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.