Home / 1,838,305.40-2,754,505.64-1,732,017.20

Finding the Fourth Proportional to 1,838,305.40, 2,754,505.64 and 1,732,017.20

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Solution

The fourth proportional to 1,838,305.40, 2,754,505.64 and 1,732,017.20 is: 2,595,244.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,305.40 : 2,754,505.64 = 1,732,017.20 : x
  2. Step 2: Convert to fraction form
    1,838,305.40/2,754,505.64 = 1,732,017.20/x
  3. Step 3: Cross multiply
    1,838,305.40x = 2,754,505.64 × 1,732,017.20
  4. Step 4: Simplify right side
    1,838,305.40x = 4,770,851,145,977.01
  5. Step 5: Solve for x
    x = 4,770,851,145,977.01/1,838,305.40
  6. Step 6: Final answer
    x = 2,595,244.05

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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.