Home / 1,811,032.65-2,715,564.83-612,337.95

Finding the Fourth Proportional to 1,811,032.65, 2,715,564.83 and 612,337.95

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Solution

The fourth proportional to 1,811,032.65, 2,715,564.83 and 612,337.95 is: 918,174.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,032.65 : 2,715,564.83 = 612,337.95 : x
  2. Step 2: Convert to fraction form
    1,811,032.65/2,715,564.83 = 612,337.95/x
  3. Step 3: Cross multiply
    1,811,032.65x = 2,715,564.83 × 612,337.95
  4. Step 4: Simplify right side
    1,811,032.65x = 1,662,843,398,032.61
  5. Step 5: Solve for x
    x = 1,662,843,398,032.61/1,811,032.65
  6. Step 6: Final answer
    x = 918,174.17

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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.