Home / 1,828,148.40-2,520,215.64-1,282,593.96

Finding the Fourth Proportional to 1,828,148.40, 2,520,215.64 and 1,282,593.96

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Solution

The fourth proportional to 1,828,148.40, 2,520,215.64 and 1,282,593.96 is: 1,768,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,148.40 : 2,520,215.64 = 1,282,593.96 : x
  2. Step 2: Convert to fraction form
    1,828,148.40/2,520,215.64 = 1,282,593.96/x
  3. Step 3: Cross multiply
    1,828,148.40x = 2,520,215.64 × 1,282,593.96
  4. Step 4: Simplify right side
    1,828,148.40x = 3,232,413,357,761.53
  5. Step 5: Solve for x
    x = 3,232,413,357,761.53/1,828,148.40
  6. Step 6: Final answer
    x = 1,768,135.10

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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.