Home / 1,751,529.40-2,627,950.20-687,335.20

Finding the Fourth Proportional to 1,751,529.40, 2,627,950.20 and 687,335.20

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Solution

The fourth proportional to 1,751,529.40, 2,627,950.20 and 687,335.20 is: 1,031,260.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751,529.40 : 2,627,950.20 = 687,335.20 : x
  2. Step 2: Convert to fraction form
    1,751,529.40/2,627,950.20 = 687,335.20/x
  3. Step 3: Cross multiply
    1,751,529.40x = 2,627,950.20 × 687,335.20
  4. Step 4: Simplify right side
    1,751,529.40x = 1,806,282,676,307.04
  5. Step 5: Solve for x
    x = 1,806,282,676,307.04/1,751,529.40
  6. Step 6: Final answer
    x = 1,031,260.27

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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.