Home / 4,920,708.30-7,381,062.45-2,896,874.70

Finding the Fourth Proportional to 4,920,708.30, 7,381,062.45 and 2,896,874.70

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Solution

The fourth proportional to 4,920,708.30, 7,381,062.45 and 2,896,874.70 is: 4,345,312.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,708.30 : 7,381,062.45 = 2,896,874.70 : x
  2. Step 2: Convert to fraction form
    4,920,708.30/7,381,062.45 = 2,896,874.70/x
  3. Step 3: Cross multiply
    4,920,708.30x = 7,381,062.45 × 2,896,874.70
  4. Step 4: Simplify right side
    4,920,708.30x = 21,382,013,070,525.02
  5. Step 5: Solve for x
    x = 21,382,013,070,525.02/4,920,708.30
  6. Step 6: Final answer
    x = 4,345,312.05

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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.