Home / 1,565,216.64-2,159,994.19-867,542

Finding the Fourth Proportional to 1,565,216.64, 2,159,994.19 and 867,542

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Solution

The fourth proportional to 1,565,216.64, 2,159,994.19 and 867,542 is: 1,197,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,216.64 : 2,159,994.19 = 867,542 : x
  2. Step 2: Convert to fraction form
    1,565,216.64/2,159,994.19 = 867,542/x
  3. Step 3: Cross multiply
    1,565,216.64x = 2,159,994.19 × 867,542
  4. Step 4: Simplify right side
    1,565,216.64x = 1,873,885,679,580.98
  5. Step 5: Solve for x
    x = 1,873,885,679,580.98/1,565,216.64
  6. Step 6: Final answer
    x = 1,197,205.31

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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.