Home / 2,438,219.74-3,657,341.77-999,688.90

Finding the Fourth Proportional to 2,438,219.74, 3,657,341.77 and 999,688.90

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Solution

The fourth proportional to 2,438,219.74, 3,657,341.77 and 999,688.90 is: 1,499,538.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,219.74 : 3,657,341.77 = 999,688.90 : x
  2. Step 2: Convert to fraction form
    2,438,219.74/3,657,341.77 = 999,688.90/x
  3. Step 3: Cross multiply
    2,438,219.74x = 3,657,341.77 × 999,688.90
  4. Step 4: Simplify right side
    2,438,219.74x = 3,656,203,970,975.35
  5. Step 5: Solve for x
    x = 3,656,203,970,975.35/2,438,219.74
  6. Step 6: Final answer
    x = 1,499,538.34

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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.