Home / 1,054,200.40-1,454,778.82-570,761.64

Finding the Fourth Proportional to 1,054,200.40, 1,454,778.82 and 570,761.64

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Solution

The fourth proportional to 1,054,200.40, 1,454,778.82 and 570,761.64 is: 787,641.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,200.40 : 1,454,778.82 = 570,761.64 : x
  2. Step 2: Convert to fraction form
    1,054,200.40/1,454,778.82 = 570,761.64/x
  3. Step 3: Cross multiply
    1,054,200.40x = 1,454,778.82 × 570,761.64
  4. Step 4: Simplify right side
    1,054,200.40x = 830,331,945,140.47
  5. Step 5: Solve for x
    x = 830,331,945,140.47/1,054,200.40
  6. Step 6: Final answer
    x = 787,641.46

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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.