Home / 2,913,108.93-4,020,329.61-1,606,616.49

Finding the Fourth Proportional to 2,913,108.93, 4,020,329.61 and 1,606,616.49

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Solution

The fourth proportional to 2,913,108.93, 4,020,329.61 and 1,606,616.49 is: 2,217,262.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,108.93 : 4,020,329.61 = 1,606,616.49 : x
  2. Step 2: Convert to fraction form
    2,913,108.93/4,020,329.61 = 1,606,616.49/x
  3. Step 3: Cross multiply
    2,913,108.93x = 4,020,329.61 × 1,606,616.49
  4. Step 4: Simplify right side
    2,913,108.93x = 6,459,127,846,661.27
  5. Step 5: Solve for x
    x = 6,459,127,846,661.27/2,913,108.93
  6. Step 6: Final answer
    x = 2,217,262.73

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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.