Home / 4,387,663.12-6,583,708.86-1,989,978.52

Finding the Fourth Proportional to 4,387,663.12, 6,583,708.86 and 1,989,978.52

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Solution

The fourth proportional to 4,387,663.12, 6,583,708.86 and 1,989,978.52 is: 2,985,972.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387,663.12 : 6,583,708.86 = 1,989,978.52 : x
  2. Step 2: Convert to fraction form
    4,387,663.12/6,583,708.86 = 1,989,978.52/x
  3. Step 3: Cross multiply
    4,387,663.12x = 6,583,708.86 × 1,989,978.52
  4. Step 4: Simplify right side
    4,387,663.12x = 13,101,439,213,333.69
  5. Step 5: Solve for x
    x = 13,101,439,213,333.69/4,387,663.12
  6. Step 6: Final answer
    x = 2,985,972.00

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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.