Home / 3,133,440.95-4,700,177.65-1,426,390.44

Finding the Fourth Proportional to 3,133,440.95, 4,700,177.65 and 1,426,390.44

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Solution

The fourth proportional to 3,133,440.95, 4,700,177.65 and 1,426,390.44 is: 2,139,593.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,440.95 : 4,700,177.65 = 1,426,390.44 : x
  2. Step 2: Convert to fraction form
    3,133,440.95/4,700,177.65 = 1,426,390.44/x
  3. Step 3: Cross multiply
    3,133,440.95x = 4,700,177.65 × 1,426,390.44
  4. Step 4: Simplify right side
    3,133,440.95x = 6,704,288,466,261.67
  5. Step 5: Solve for x
    x = 6,704,288,466,261.67/3,133,440.95
  6. Step 6: Final answer
    x = 2,139,593.05

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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.