Home / 1,974,490.40-2,965,234.80-1,526,301.20

Finding the Fourth Proportional to 1,974,490.40, 2,965,234.80 and 1,526,301.20

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Solution

The fourth proportional to 1,974,490.40, 2,965,234.80 and 1,526,301.20 is: 2,292,156.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,490.40 : 2,965,234.80 = 1,526,301.20 : x
  2. Step 2: Convert to fraction form
    1,974,490.40/2,965,234.80 = 1,526,301.20/x
  3. Step 3: Cross multiply
    1,974,490.40x = 2,965,234.80 × 1,526,301.20
  4. Step 4: Simplify right side
    1,974,490.40x = 4,525,841,433,521.76
  5. Step 5: Solve for x
    x = 4,525,841,433,521.76/1,974,490.40
  6. Step 6: Final answer
    x = 2,292,156.72

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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.