Home / 2,842,356.90-3,922,462.35-1,553,197.35

Finding the Fourth Proportional to 2,842,356.90, 3,922,462.35 and 1,553,197.35

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Solution

The fourth proportional to 2,842,356.90, 3,922,462.35 and 1,553,197.35 is: 2,143,417.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,356.90 : 3,922,462.35 = 1,553,197.35 : x
  2. Step 2: Convert to fraction form
    2,842,356.90/3,922,462.35 = 1,553,197.35/x
  3. Step 3: Cross multiply
    2,842,356.90x = 3,922,462.35 × 1,553,197.35
  4. Step 4: Simplify right side
    2,842,356.90x = 6,092,358,127,494.77
  5. Step 5: Solve for x
    x = 6,092,358,127,494.77/2,842,356.90
  6. Step 6: Final answer
    x = 2,143,417.71

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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.