Home / 1,165,515.89-1,608,461.54-649,269.16

Finding the Fourth Proportional to 1,165,515.89, 1,608,461.54 and 649,269.16

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Solution

The fourth proportional to 1,165,515.89, 1,608,461.54 and 649,269.16 is: 896,019.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,515.89 : 1,608,461.54 = 649,269.16 : x
  2. Step 2: Convert to fraction form
    1,165,515.89/1,608,461.54 = 649,269.16/x
  3. Step 3: Cross multiply
    1,165,515.89x = 1,608,461.54 × 649,269.16
  4. Step 4: Simplify right side
    1,165,515.89x = 1,044,324,472,968.11
  5. Step 5: Solve for x
    x = 1,044,324,472,968.11/1,165,515.89
  6. Step 6: Final answer
    x = 896,019.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.