Home / 4,575,045.78-6,862,617.95-1,380,199.64

Finding the Fourth Proportional to 4,575,045.78, 6,862,617.95 and 1,380,199.64

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Solution

The fourth proportional to 4,575,045.78, 6,862,617.95 and 1,380,199.64 is: 2,070,314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575,045.78 : 6,862,617.95 = 1,380,199.64 : x
  2. Step 2: Convert to fraction form
    4,575,045.78/6,862,617.95 = 1,380,199.64/x
  3. Step 3: Cross multiply
    4,575,045.78x = 6,862,617.95 × 1,380,199.64
  4. Step 4: Simplify right side
    4,575,045.78x = 9,471,782,782,833.45
  5. Step 5: Solve for x
    x = 9,471,782,782,833.45/4,575,045.78
  6. Step 6: Final answer
    x = 2,070,314.32

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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.