Home / 1,038,486.20-1,557,729.30-975,500.60

Finding the Fourth Proportional to 1,038,486.20, 1,557,729.30 and 975,500.60

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Solution

The fourth proportional to 1,038,486.20, 1,557,729.30 and 975,500.60 is: 1,463,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,486.20 : 1,557,729.30 = 975,500.60 : x
  2. Step 2: Convert to fraction form
    1,038,486.20/1,557,729.30 = 975,500.60/x
  3. Step 3: Cross multiply
    1,038,486.20x = 1,557,729.30 × 975,500.60
  4. Step 4: Simplify right side
    1,038,486.20x = 1,519,565,866,787.58
  5. Step 5: Solve for x
    x = 1,519,565,866,787.58/1,038,486.20
  6. Step 6: Final answer
    x = 1,463,250.90

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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.