Home / 5,216,100.70-7,818,628.85-1,754,545.07

Finding the Fourth Proportional to 5,216,100.70, 7,818,628.85 and 1,754,545.07

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Solution

The fourth proportional to 5,216,100.70, 7,818,628.85 and 1,754,545.07 is: 2,629,960.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216,100.70 : 7,818,628.85 = 1,754,545.07 : x
  2. Step 2: Convert to fraction form
    5,216,100.70/7,818,628.85 = 1,754,545.07/x
  3. Step 3: Cross multiply
    5,216,100.70x = 7,818,628.85 × 1,754,545.07
  4. Step 4: Simplify right side
    5,216,100.70x = 13,718,136,655,061.40
  5. Step 5: Solve for x
    x = 13,718,136,655,061.40/5,216,100.70
  6. Step 6: Final answer
    x = 2,629,960.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.