Home / 2,187,465.04-3,019,335.42-1,269,900.28

Finding the Fourth Proportional to 2,187,465.04, 3,019,335.42 and 1,269,900.28

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Solution

The fourth proportional to 2,187,465.04, 3,019,335.42 and 1,269,900.28 is: 1,752,830.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,465.04 : 3,019,335.42 = 1,269,900.28 : x
  2. Step 2: Convert to fraction form
    2,187,465.04/3,019,335.42 = 1,269,900.28/x
  3. Step 3: Cross multiply
    2,187,465.04x = 3,019,335.42 × 1,269,900.28
  4. Step 4: Simplify right side
    2,187,465.04x = 3,834,254,895,271.92
  5. Step 5: Solve for x
    x = 3,834,254,895,271.92/2,187,465.04
  6. Step 6: Final answer
    x = 1,752,830.25

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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.