Home / 2,896,143.48-3,996,705.60-1,607,103.84

Finding the Fourth Proportional to 2,896,143.48, 3,996,705.60 and 1,607,103.84

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Solution

The fourth proportional to 2,896,143.48, 3,996,705.60 and 1,607,103.84 is: 2,217,818.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,143.48 : 3,996,705.60 = 1,607,103.84 : x
  2. Step 2: Convert to fraction form
    2,896,143.48/3,996,705.60 = 1,607,103.84/x
  3. Step 3: Cross multiply
    2,896,143.48x = 3,996,705.60 × 1,607,103.84
  4. Step 4: Simplify right side
    2,896,143.48x = 6,423,120,917,109.51
  5. Step 5: Solve for x
    x = 6,423,120,917,109.51/2,896,143.48
  6. Step 6: Final answer
    x = 2,217,818.61

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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.