Home / 2,079,715.50-2,869,515.45-1,208,032.38

Finding the Fourth Proportional to 2,079,715.50, 2,869,515.45 and 1,208,032.38

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Solution

The fourth proportional to 2,079,715.50, 2,869,515.45 and 1,208,032.38 is: 1,666,798.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,715.50 : 2,869,515.45 = 1,208,032.38 : x
  2. Step 2: Convert to fraction form
    2,079,715.50/2,869,515.45 = 1,208,032.38/x
  3. Step 3: Cross multiply
    2,079,715.50x = 2,869,515.45 × 1,208,032.38
  4. Step 4: Simplify right side
    2,079,715.50x = 3,466,467,578,510.27
  5. Step 5: Solve for x
    x = 3,466,467,578,510.27/2,079,715.50
  6. Step 6: Final answer
    x = 1,666,798.93

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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.