Home / 2,798,822.57-4,196,285.95-1,240,001.87

Finding the Fourth Proportional to 2,798,822.57, 4,196,285.95 and 1,240,001.87

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Solution

The fourth proportional to 2,798,822.57, 4,196,285.95 and 1,240,001.87 is: 1,859,139.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,822.57 : 4,196,285.95 = 1,240,001.87 : x
  2. Step 2: Convert to fraction form
    2,798,822.57/4,196,285.95 = 1,240,001.87/x
  3. Step 3: Cross multiply
    2,798,822.57x = 4,196,285.95 × 1,240,001.87
  4. Step 4: Simplify right side
    2,798,822.57x = 5,203,402,411,464.01
  5. Step 5: Solve for x
    x = 5,203,402,411,464.01/2,798,822.57
  6. Step 6: Final answer
    x = 1,859,139.79

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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.