Home / 1,086,080-1,498,969.14-602,800.72

Finding the Fourth Proportional to 1,086,080, 1,498,969.14 and 602,800.72

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Solution

The fourth proportional to 1,086,080, 1,498,969.14 and 602,800.72 is: 831,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,080 : 1,498,969.14 = 602,800.72 : x
  2. Step 2: Convert to fraction form
    1,086,080/1,498,969.14 = 602,800.72/x
  3. Step 3: Cross multiply
    1,086,080x = 1,498,969.14 × 602,800.72
  4. Step 4: Simplify right side
    1,086,080x = 903,579,676,849.78
  5. Step 5: Solve for x
    x = 903,579,676,849.78/1,086,080
  6. Step 6: Final answer
    x = 831,964.20

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1.5x scale

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.