Home / 1,762,237.40-2,643,356.10-1,655,949.20

Finding the Fourth Proportional to 1,762,237.40, 2,643,356.10 and 1,655,949.20

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Solution

The fourth proportional to 1,762,237.40, 2,643,356.10 and 1,655,949.20 is: 2,483,923.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,237.40 : 2,643,356.10 = 1,655,949.20 : x
  2. Step 2: Convert to fraction form
    1,762,237.40/2,643,356.10 = 1,655,949.20/x
  3. Step 3: Cross multiply
    1,762,237.40x = 2,643,356.10 × 1,655,949.20
  4. Step 4: Simplify right side
    1,762,237.40x = 4,377,263,419,110.12
  5. Step 5: Solve for x
    x = 4,377,263,419,110.12/1,762,237.40
  6. Step 6: Final answer
    x = 2,483,923.80

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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.