Home / 3,559,055.68-4,911,985.52-2,182,155.88

Finding the Fourth Proportional to 3,559,055.68, 4,911,985.52 and 2,182,155.88

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Solution

The fourth proportional to 3,559,055.68, 4,911,985.52 and 2,182,155.88 is: 3,011,674.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,055.68 : 4,911,985.52 = 2,182,155.88 : x
  2. Step 2: Convert to fraction form
    3,559,055.68/4,911,985.52 = 2,182,155.88/x
  3. Step 3: Cross multiply
    3,559,055.68x = 4,911,985.52 × 2,182,155.88
  4. Step 4: Simplify right side
    3,559,055.68x = 10,718,718,084,942.86
  5. Step 5: Solve for x
    x = 10,718,718,084,942.86/3,559,055.68
  6. Step 6: Final answer
    x = 3,011,674.74

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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.