Home / 2,625,378.60-3,938,067.90-942,263.40

Finding the Fourth Proportional to 2,625,378.60, 3,938,067.90 and 942,263.40

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Solution

The fourth proportional to 2,625,378.60, 3,938,067.90 and 942,263.40 is: 1,413,395.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,378.60 : 3,938,067.90 = 942,263.40 : x
  2. Step 2: Convert to fraction form
    2,625,378.60/3,938,067.90 = 942,263.40/x
  3. Step 3: Cross multiply
    2,625,378.60x = 3,938,067.90 × 942,263.40
  4. Step 4: Simplify right side
    2,625,378.60x = 3,710,697,248,884.86
  5. Step 5: Solve for x
    x = 3,710,697,248,884.86/2,625,378.60
  6. Step 6: Final answer
    x = 1,413,395.10

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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.