Home / 2,870,559-4,305,838.50-1,187,706.24

Finding the Fourth Proportional to 2,870,559, 4,305,838.50 and 1,187,706.24

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Solution

The fourth proportional to 2,870,559, 4,305,838.50 and 1,187,706.24 is: 1,781,559.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,559 : 4,305,838.50 = 1,187,706.24 : x
  2. Step 2: Convert to fraction form
    2,870,559/4,305,838.50 = 1,187,706.24/x
  3. Step 3: Cross multiply
    2,870,559x = 4,305,838.50 × 1,187,706.24
  4. Step 4: Simplify right side
    2,870,559x = 5,114,071,254,882.24
  5. Step 5: Solve for x
    x = 5,114,071,254,882.24/2,870,559
  6. Step 6: Final answer
    x = 1,781,559.36

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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.