Home / 4,911,881.89-7,359,677.72-2,986,970.39

Finding the Fourth Proportional to 4,911,881.89, 7,359,677.72 and 2,986,970.39

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Solution

The fourth proportional to 4,911,881.89, 7,359,677.72 and 2,986,970.39 is: 4,475,502.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911,881.89 : 7,359,677.72 = 2,986,970.39 : x
  2. Step 2: Convert to fraction form
    4,911,881.89/7,359,677.72 = 2,986,970.39/x
  3. Step 3: Cross multiply
    4,911,881.89x = 7,359,677.72 × 2,986,970.39
  4. Step 4: Simplify right side
    4,911,881.89x = 21,983,139,414,647.86
  5. Step 5: Solve for x
    x = 21,983,139,414,647.86/4,911,881.89
  6. Step 6: Final answer
    x = 4,475,502.45

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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.