Home / 2,144,966.32-2,960,089.20-1,178,186.08

Finding the Fourth Proportional to 2,144,966.32, 2,960,089.20 and 1,178,186.08

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Solution

The fourth proportional to 2,144,966.32, 2,960,089.20 and 1,178,186.08 is: 1,625,916.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,966.32 : 2,960,089.20 = 1,178,186.08 : x
  2. Step 2: Convert to fraction form
    2,144,966.32/2,960,089.20 = 1,178,186.08/x
  3. Step 3: Cross multiply
    2,144,966.32x = 2,960,089.20 × 1,178,186.08
  4. Step 4: Simplify right side
    2,144,966.32x = 3,487,535,890,998.34
  5. Step 5: Solve for x
    x = 3,487,535,890,998.34/2,144,966.32
  6. Step 6: Final answer
    x = 1,625,916.39

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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.