Home / 2,145,580.71-2,960,902.46-1,178,773.26

Finding the Fourth Proportional to 2,145,580.71, 2,960,902.46 and 1,178,773.26

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Solution

The fourth proportional to 2,145,580.71, 2,960,902.46 and 1,178,773.26 is: 1,626,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,580.71 : 2,960,902.46 = 1,178,773.26 : x
  2. Step 2: Convert to fraction form
    2,145,580.71/2,960,902.46 = 1,178,773.26/x
  3. Step 3: Cross multiply
    2,145,580.71x = 2,960,902.46 × 1,178,773.26
  4. Step 4: Simplify right side
    2,145,580.71x = 3,490,232,645,316.22
  5. Step 5: Solve for x
    x = 3,490,232,645,316.22/2,145,580.71
  6. Step 6: Final answer
    x = 1,626,707.69

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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.