Home / 4,908,646.32-7,360,505.60-2,859,970

Finding the Fourth Proportional to 4,908,646.32, 7,360,505.60 and 2,859,970

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Solution

The fourth proportional to 4,908,646.32, 7,360,505.60 and 2,859,970 is: 4,288,519.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908,646.32 : 7,360,505.60 = 2,859,970 : x
  2. Step 2: Convert to fraction form
    4,908,646.32/7,360,505.60 = 2,859,970/x
  3. Step 3: Cross multiply
    4,908,646.32x = 7,360,505.60 × 2,859,970
  4. Step 4: Simplify right side
    4,908,646.32x = 21,050,825,200,832
  5. Step 5: Solve for x
    x = 21,050,825,200,832/4,908,646.32
  6. Step 6: Final answer
    x = 4,288,519.45

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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.