Home / 1,520,948.89-2,098,891.47-832,612.51

Finding the Fourth Proportional to 1,520,948.89, 2,098,891.47 and 832,612.51

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Solution

The fourth proportional to 1,520,948.89, 2,098,891.47 and 832,612.51 is: 1,148,995.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,948.89 : 2,098,891.47 = 832,612.51 : x
  2. Step 2: Convert to fraction form
    1,520,948.89/2,098,891.47 = 832,612.51/x
  3. Step 3: Cross multiply
    1,520,948.89x = 2,098,891.47 × 832,612.51
  4. Step 4: Simplify right side
    1,520,948.89x = 1,747,563,295,054.29
  5. Step 5: Solve for x
    x = 1,747,563,295,054.29/1,520,948.89
  6. Step 6: Final answer
    x = 1,148,995.41

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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.