Home / 1,355,949.15-1,871,225.04-744,084.87

Finding the Fourth Proportional to 1,355,949.15, 1,871,225.04 and 744,084.87

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Solution

The fourth proportional to 1,355,949.15, 1,871,225.04 and 744,084.87 is: 1,026,845.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,949.15 : 1,871,225.04 = 744,084.87 : x
  2. Step 2: Convert to fraction form
    1,355,949.15/1,871,225.04 = 744,084.87/x
  3. Step 3: Cross multiply
    1,355,949.15x = 1,871,225.04 × 744,084.87
  4. Step 4: Simplify right side
    1,355,949.15x = 1,392,350,240,629.14
  5. Step 5: Solve for x
    x = 1,392,350,240,629.14/1,355,949.15
  6. Step 6: Final answer
    x = 1,026,845.47

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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.