Home / 4,338,959.52-5,987,812.85-2,478,621.40

Finding the Fourth Proportional to 4,338,959.52, 5,987,812.85 and 2,478,621.40

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Solution

The fourth proportional to 4,338,959.52, 5,987,812.85 and 2,478,621.40 is: 3,420,525.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338,959.52 : 5,987,812.85 = 2,478,621.40 : x
  2. Step 2: Convert to fraction form
    4,338,959.52/5,987,812.85 = 2,478,621.40/x
  3. Step 3: Cross multiply
    4,338,959.52x = 5,987,812.85 × 2,478,621.40
  4. Step 4: Simplify right side
    4,338,959.52x = 14,841,521,069,204.99
  5. Step 5: Solve for x
    x = 14,841,521,069,204.99/4,338,959.52
  6. Step 6: Final answer
    x = 3,420,525.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.