Home / 1,533,743.70-2,116,723.86-922,095.78

Finding the Fourth Proportional to 1,533,743.70, 2,116,723.86 and 922,095.78

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Solution

The fourth proportional to 1,533,743.70, 2,116,723.86 and 922,095.78 is: 1,272,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,743.70 : 2,116,723.86 = 922,095.78 : x
  2. Step 2: Convert to fraction form
    1,533,743.70/2,116,723.86 = 922,095.78/x
  3. Step 3: Cross multiply
    1,533,743.70x = 2,116,723.86 × 922,095.78
  4. Step 4: Simplify right side
    1,533,743.70x = 1,951,822,138,731.31
  5. Step 5: Solve for x
    x = 1,951,822,138,731.31/1,533,743.70
  6. Step 6: Final answer
    x = 1,272,586.90

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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.