Home / 1,054,205.40-1,454,785.72-570,766.64

Finding the Fourth Proportional to 1,054,205.40, 1,454,785.72 and 570,766.64

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Solution

The fourth proportional to 1,054,205.40, 1,454,785.72 and 570,766.64 is: 787,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,205.40 : 1,454,785.72 = 570,766.64 : x
  2. Step 2: Convert to fraction form
    1,054,205.40/1,454,785.72 = 570,766.64/x
  3. Step 3: Cross multiply
    1,054,205.40x = 1,454,785.72 × 570,766.64
  4. Step 4: Simplify right side
    1,054,205.40x = 830,343,157,324.38
  5. Step 5: Solve for x
    x = 830,343,157,324.38/1,054,205.40
  6. Step 6: Final answer
    x = 787,648.36

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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.