Home / 6,249,077.20-9,374,134.20-1,989,125.20

Finding the Fourth Proportional to 6,249,077.20, 9,374,134.20 and 1,989,125.20

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Solution

The fourth proportional to 6,249,077.20, 9,374,134.20 and 1,989,125.20 is: 2,983,852.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249,077.20 : 9,374,134.20 = 1,989,125.20 : x
  2. Step 2: Convert to fraction form
    6,249,077.20/9,374,134.20 = 1,989,125.20/x
  3. Step 3: Cross multiply
    6,249,077.20x = 9,374,134.20 × 1,989,125.20
  4. Step 4: Simplify right side
    6,249,077.20x = 18,646,326,565,401.84
  5. Step 5: Solve for x
    x = 18,646,326,565,401.84/6,249,077.20
  6. Step 6: Final answer
    x = 2,983,852.81

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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.