Home / 1,913,407.91-2,870,115.81-1,796,490.89

Finding the Fourth Proportional to 1,913,407.91, 2,870,115.81 and 1,796,490.89

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Solution

The fourth proportional to 1,913,407.91, 2,870,115.81 and 1,796,490.89 is: 2,694,740.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,407.91 : 2,870,115.81 = 1,796,490.89 : x
  2. Step 2: Convert to fraction form
    1,913,407.91/2,870,115.81 = 1,796,490.89/x
  3. Step 3: Cross multiply
    1,913,407.91x = 2,870,115.81 × 1,796,490.89
  4. Step 4: Simplify right side
    1,913,407.91x = 5,156,136,905,909.97
  5. Step 5: Solve for x
    x = 5,156,136,905,909.97/1,913,407.91
  6. Step 6: Final answer
    x = 2,694,740.04

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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.