Home / 2,809,545.84-3,877,173.18-1,520,386.22

Finding the Fourth Proportional to 2,809,545.84, 3,877,173.18 and 1,520,386.22

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Solution

The fourth proportional to 2,809,545.84, 3,877,173.18 and 1,520,386.22 is: 2,098,132.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,545.84 : 3,877,173.18 = 1,520,386.22 : x
  2. Step 2: Convert to fraction form
    2,809,545.84/3,877,173.18 = 1,520,386.22/x
  3. Step 3: Cross multiply
    2,809,545.84x = 3,877,173.18 × 1,520,386.22
  4. Step 4: Simplify right side
    2,809,545.84x = 5,894,800,656,039.71
  5. Step 5: Solve for x
    x = 5,894,800,656,039.71/2,809,545.84
  6. Step 6: Final answer
    x = 2,098,132.93

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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.