Home / 1,240,288.71-1,860,100.00-341,516.45

Finding the Fourth Proportional to 1,240,288.71, 1,860,100.00 and 341,516.45

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Solution

The fourth proportional to 1,240,288.71, 1,860,100.00 and 341,516.45 is: 512,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,288.71 : 1,860,100.00 = 341,516.45 : x
  2. Step 2: Convert to fraction form
    1,240,288.71/1,860,100.00 = 341,516.45/x
  3. Step 3: Cross multiply
    1,240,288.71x = 1,860,100.00 × 341,516.45
  4. Step 4: Simplify right side
    1,240,288.71x = 635,254,752,441.46
  5. Step 5: Solve for x
    x = 635,254,752,441.46/1,240,288.71
  6. Step 6: Final answer
    x = 512,182.97

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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.