Home / 3,151,227.09-4,725,849.15-1,020,816.93

Finding the Fourth Proportional to 3,151,227.09, 4,725,849.15 and 1,020,816.93

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Solution

The fourth proportional to 3,151,227.09, 4,725,849.15 and 1,020,816.93 is: 1,530,904.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,227.09 : 4,725,849.15 = 1,020,816.93 : x
  2. Step 2: Convert to fraction form
    3,151,227.09/4,725,849.15 = 1,020,816.93/x
  3. Step 3: Cross multiply
    3,151,227.09x = 4,725,849.15 × 1,020,816.93
  4. Step 4: Simplify right side
    3,151,227.09x = 4,824,226,820,946.11
  5. Step 5: Solve for x
    x = 4,824,226,820,946.11/3,151,227.09
  6. Step 6: Final answer
    x = 1,530,904.21

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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.