Home / 1,004,779.68-1,386,515.52-574,961.28

Finding the Fourth Proportional to 1,004,779.68, 1,386,515.52 and 574,961.28

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Solution

The fourth proportional to 1,004,779.68, 1,386,515.52 and 574,961.28 is: 793,400.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,779.68 : 1,386,515.52 = 574,961.28 : x
  2. Step 2: Convert to fraction form
    1,004,779.68/1,386,515.52 = 574,961.28/x
  3. Step 3: Cross multiply
    1,004,779.68x = 1,386,515.52 × 574,961.28
  4. Step 4: Simplify right side
    1,004,779.68x = 797,192,738,119.07
  5. Step 5: Solve for x
    x = 797,192,738,119.07/1,004,779.68
  6. Step 6: Final answer
    x = 793,400.54

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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.