Home / 1,780,567.12-2,664,901.88-1,058,565.52

Finding the Fourth Proportional to 1,780,567.12, 2,664,901.88 and 1,058,565.52

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Solution

The fourth proportional to 1,780,567.12, 2,664,901.88 and 1,058,565.52 is: 1,584,311.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,567.12 : 2,664,901.88 = 1,058,565.52 : x
  2. Step 2: Convert to fraction form
    1,780,567.12/2,664,901.88 = 1,058,565.52/x
  3. Step 3: Cross multiply
    1,780,567.12x = 2,664,901.88 × 1,058,565.52
  4. Step 4: Simplify right side
    1,780,567.12x = 2,820,973,244,351.18
  5. Step 5: Solve for x
    x = 2,820,973,244,351.18/1,780,567.12
  6. Step 6: Final answer
    x = 1,584,311.66

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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.