Home / 1,574,519.52-2,172,774.24-930,146.64

Finding the Fourth Proportional to 1,574,519.52, 2,172,774.24 and 930,146.64

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Solution

The fourth proportional to 1,574,519.52, 2,172,774.24 and 930,146.64 is: 1,283,565.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,519.52 : 2,172,774.24 = 930,146.64 : x
  2. Step 2: Convert to fraction form
    1,574,519.52/2,172,774.24 = 930,146.64/x
  3. Step 3: Cross multiply
    1,574,519.52x = 2,172,774.24 × 930,146.64
  4. Step 4: Simplify right side
    1,574,519.52x = 2,020,998,658,814.55
  5. Step 5: Solve for x
    x = 2,020,998,658,814.55/1,574,519.52
  6. Step 6: Final answer
    x = 1,283,565.32

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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.