Home / 5,335,943.76-7,363,558.80-2,888,505

Finding the Fourth Proportional to 5,335,943.76, 7,363,558.80 and 2,888,505

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Solution

The fourth proportional to 5,335,943.76, 7,363,558.80 and 2,888,505 is: 3,986,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335,943.76 : 7,363,558.80 = 2,888,505 : x
  2. Step 2: Convert to fraction form
    5,335,943.76/7,363,558.80 = 2,888,505/x
  3. Step 3: Cross multiply
    5,335,943.76x = 7,363,558.80 × 2,888,505
  4. Step 4: Simplify right side
    5,335,943.76x = 21,269,676,411,594
  5. Step 5: Solve for x
    x = 21,269,676,411,594/5,335,943.76
  6. Step 6: Final answer
    x = 3,986,113.30

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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.