Home / 1,813,228.70-2,720,512.65-748,363.10

Finding the Fourth Proportional to 1,813,228.70, 2,720,512.65 and 748,363.10

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Solution

The fourth proportional to 1,813,228.70, 2,720,512.65 and 748,363.10 is: 1,122,821.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,228.70 : 2,720,512.65 = 748,363.10 : x
  2. Step 2: Convert to fraction form
    1,813,228.70/2,720,512.65 = 748,363.10/x
  3. Step 3: Cross multiply
    1,813,228.70x = 2,720,512.65 × 748,363.10
  4. Step 4: Simplify right side
    1,813,228.70x = 2,035,931,280,343.22
  5. Step 5: Solve for x
    x = 2,035,931,280,343.22/1,813,228.70
  6. Step 6: Final answer
    x = 1,122,821.01

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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.