Home / 3,185,862.40-4,778,793.60-942,000.40

Finding the Fourth Proportional to 3,185,862.40, 4,778,793.60 and 942,000.40

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Solution

The fourth proportional to 3,185,862.40, 4,778,793.60 and 942,000.40 is: 1,413,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,862.40 : 4,778,793.60 = 942,000.40 : x
  2. Step 2: Convert to fraction form
    3,185,862.40/4,778,793.60 = 942,000.40/x
  3. Step 3: Cross multiply
    3,185,862.40x = 4,778,793.60 × 942,000.40
  4. Step 4: Simplify right side
    3,185,862.40x = 4,501,625,482,717.44
  5. Step 5: Solve for x
    x = 4,501,625,482,717.44/3,185,862.40
  6. Step 6: Final answer
    x = 1,413,000.60

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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.