Home / 1,754,218.50-2,420,868.92-1,065,656.13

Finding the Fourth Proportional to 1,754,218.50, 2,420,868.92 and 1,065,656.13

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Solution

The fourth proportional to 1,754,218.50, 2,420,868.92 and 1,065,656.13 is: 1,470,634.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,218.50 : 2,420,868.92 = 1,065,656.13 : x
  2. Step 2: Convert to fraction form
    1,754,218.50/2,420,868.92 = 1,065,656.13/x
  3. Step 3: Cross multiply
    1,754,218.50x = 2,420,868.92 × 1,065,656.13
  4. Step 4: Simplify right side
    1,754,218.50x = 2,579,813,799,196.20
  5. Step 5: Solve for x
    x = 2,579,813,799,196.20/1,754,218.50
  6. Step 6: Final answer
    x = 1,470,634.24

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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.