Home / 2,900,356.08-4,003,569.24-2,490,813.36

Finding the Fourth Proportional to 2,900,356.08, 4,003,569.24 and 2,490,813.36

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Solution

The fourth proportional to 2,900,356.08, 4,003,569.24 and 2,490,813.36 is: 3,438,248.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,356.08 : 4,003,569.24 = 2,490,813.36 : x
  2. Step 2: Convert to fraction form
    2,900,356.08/4,003,569.24 = 2,490,813.36/x
  3. Step 3: Cross multiply
    2,900,356.08x = 4,003,569.24 × 2,490,813.36
  4. Step 4: Simplify right side
    2,900,356.08x = 9,972,143,750,677.05
  5. Step 5: Solve for x
    x = 9,972,143,750,677.05/2,900,356.08
  6. Step 6: Final answer
    x = 3,438,248.09

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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.