Home / 1,043,710.20-1,565,071.80-404,313.42

Finding the Fourth Proportional to 1,043,710.20, 1,565,071.80 and 404,313.42

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Solution

The fourth proportional to 1,043,710.20, 1,565,071.80 and 404,313.42 is: 606,278.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,710.20 : 1,565,071.80 = 404,313.42 : x
  2. Step 2: Convert to fraction form
    1,043,710.20/1,565,071.80 = 404,313.42/x
  3. Step 3: Cross multiply
    1,043,710.20x = 1,565,071.80 × 404,313.42
  4. Step 4: Simplify right side
    1,043,710.20x = 632,779,532,003.56
  5. Step 5: Solve for x
    x = 632,779,532,003.56/1,043,710.20
  6. Step 6: Final answer
    x = 606,278.96

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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.