Home / 1,060,326.45-1,590,637.40-340,689.84

Finding the Fourth Proportional to 1,060,326.45, 1,590,637.40 and 340,689.84

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Solution

The fourth proportional to 1,060,326.45, 1,590,637.40 and 340,689.84 is: 511,082.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,326.45 : 1,590,637.40 = 340,689.84 : x
  2. Step 2: Convert to fraction form
    1,060,326.45/1,590,637.40 = 340,689.84/x
  3. Step 3: Cross multiply
    1,060,326.45x = 1,590,637.40 × 340,689.84
  4. Step 4: Simplify right side
    1,060,326.45x = 541,913,999,600.57
  5. Step 5: Solve for x
    x = 541,913,999,600.57/1,060,326.45
  6. Step 6: Final answer
    x = 511,082.22

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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.