Home / 1,898,658.16-2,620,143.92-1,039,210.92

Finding the Fourth Proportional to 1,898,658.16, 2,620,143.92 and 1,039,210.92

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Solution

The fourth proportional to 1,898,658.16, 2,620,143.92 and 1,039,210.92 is: 1,434,108.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,658.16 : 2,620,143.92 = 1,039,210.92 : x
  2. Step 2: Convert to fraction form
    1,898,658.16/2,620,143.92 = 1,039,210.92/x
  3. Step 3: Cross multiply
    1,898,658.16x = 2,620,143.92 × 1,039,210.92
  4. Step 4: Simplify right side
    1,898,658.16x = 2,722,882,173,635.61
  5. Step 5: Solve for x
    x = 2,722,882,173,635.61/1,898,658.16
  6. Step 6: Final answer
    x = 1,434,108.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.