Home / 1,643,334.86-2,267,593.70-964,023.50

Finding the Fourth Proportional to 1,643,334.86, 2,267,593.70 and 964,023.50

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Solution

The fourth proportional to 1,643,334.86, 2,267,593.70 and 964,023.50 is: 1,330,230.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,334.86 : 2,267,593.70 = 964,023.50 : x
  2. Step 2: Convert to fraction form
    1,643,334.86/2,267,593.70 = 964,023.50/x
  3. Step 3: Cross multiply
    1,643,334.86x = 2,267,593.70 × 964,023.50
  4. Step 4: Simplify right side
    1,643,334.86x = 2,186,013,615,251.95
  5. Step 5: Solve for x
    x = 2,186,013,615,251.95/1,643,334.86
  6. Step 6: Final answer
    x = 1,330,230.17

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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.