Home / 1,677,750.78-2,516,013.81-612,477.66

Finding the Fourth Proportional to 1,677,750.78, 2,516,013.81 and 612,477.66

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Solution

The fourth proportional to 1,677,750.78, 2,516,013.81 and 612,477.66 is: 918,492.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,750.78 : 2,516,013.81 = 612,477.66 : x
  2. Step 2: Convert to fraction form
    1,677,750.78/2,516,013.81 = 612,477.66/x
  3. Step 3: Cross multiply
    1,677,750.78x = 2,516,013.81 × 612,477.66
  4. Step 4: Simplify right side
    1,677,750.78x = 1,541,002,250,876.48
  5. Step 5: Solve for x
    x = 1,541,002,250,876.48/1,677,750.78
  6. Step 6: Final answer
    x = 918,492.94

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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.