Home / 1,290,184.59-1,935,510.24-531,604.09

Finding the Fourth Proportional to 1,290,184.59, 1,935,510.24 and 531,604.09

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Solution

The fourth proportional to 1,290,184.59, 1,935,510.24 and 531,604.09 is: 797,502.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,184.59 : 1,935,510.24 = 531,604.09 : x
  2. Step 2: Convert to fraction form
    1,290,184.59/1,935,510.24 = 531,604.09/x
  3. Step 3: Cross multiply
    1,290,184.59x = 1,935,510.24 × 531,604.09
  4. Step 4: Simplify right side
    1,290,184.59x = 1,028,925,164,233.78
  5. Step 5: Solve for x
    x = 1,028,925,164,233.78/1,290,184.59
  6. Step 6: Final answer
    x = 797,502.29

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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.