Home / 1,501,373.79-2,072,044.80-856,891.62

Finding the Fourth Proportional to 1,501,373.79, 2,072,044.80 and 856,891.62

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Solution

The fourth proportional to 1,501,373.79, 2,072,044.80 and 856,891.62 is: 1,182,595.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,373.79 : 2,072,044.80 = 856,891.62 : x
  2. Step 2: Convert to fraction form
    1,501,373.79/2,072,044.80 = 856,891.62/x
  3. Step 3: Cross multiply
    1,501,373.79x = 2,072,044.80 × 856,891.62
  4. Step 4: Simplify right side
    1,501,373.79x = 1,775,517,825,384.58
  5. Step 5: Solve for x
    x = 1,775,517,825,384.58/1,501,373.79
  6. Step 6: Final answer
    x = 1,182,595.46

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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.