Home / 1,289,156.04-1,779,067.04-708,374.52

Finding the Fourth Proportional to 1,289,156.04, 1,779,067.04 and 708,374.52

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Solution

The fourth proportional to 1,289,156.04, 1,779,067.04 and 708,374.52 is: 977,574.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,156.04 : 1,779,067.04 = 708,374.52 : x
  2. Step 2: Convert to fraction form
    1,289,156.04/1,779,067.04 = 708,374.52/x
  3. Step 3: Cross multiply
    1,289,156.04x = 1,779,067.04 × 708,374.52
  4. Step 4: Simplify right side
    1,289,156.04x = 1,260,245,760,507.82
  5. Step 5: Solve for x
    x = 1,260,245,760,507.82/1,289,156.04
  6. Step 6: Final answer
    x = 977,574.26

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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.