Home / 1,913,233.30-2,640,261.83-1,053,793.53

Finding the Fourth Proportional to 1,913,233.30, 2,640,261.83 and 1,053,793.53

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Solution

The fourth proportional to 1,913,233.30, 2,640,261.83 and 1,053,793.53 is: 1,454,235.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,233.30 : 2,640,261.83 = 1,053,793.53 : x
  2. Step 2: Convert to fraction form
    1,913,233.30/2,640,261.83 = 1,053,793.53/x
  3. Step 3: Cross multiply
    1,913,233.30x = 2,640,261.83 × 1,053,793.53
  4. Step 4: Simplify right side
    1,913,233.30x = 2,782,290,828,690.99
  5. Step 5: Solve for x
    x = 2,782,290,828,690.99/1,913,233.30
  6. Step 6: Final answer
    x = 1,454,235.00

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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.