Home / 1,169,259.84-1,613,545.92-660,009.60

Finding the Fourth Proportional to 1,169,259.84, 1,613,545.92 and 660,009.60

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Solution

The fourth proportional to 1,169,259.84, 1,613,545.92 and 660,009.60 is: 910,794.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,259.84 : 1,613,545.92 = 660,009.60 : x
  2. Step 2: Convert to fraction form
    1,169,259.84/1,613,545.92 = 660,009.60/x
  3. Step 3: Cross multiply
    1,169,259.84x = 1,613,545.92 × 660,009.60
  4. Step 4: Simplify right side
    1,169,259.84x = 1,064,955,797,240.83
  5. Step 5: Solve for x
    x = 1,064,955,797,240.83/1,169,259.84
  6. Step 6: Final answer
    x = 910,794.81

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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.