Home / 1,613,402.35-2,226,410.72-888,108.40

Finding the Fourth Proportional to 1,613,402.35, 2,226,410.72 and 888,108.40

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Solution

The fourth proportional to 1,613,402.35, 2,226,410.72 and 888,108.40 is: 1,225,543.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,402.35 : 2,226,410.72 = 888,108.40 : x
  2. Step 2: Convert to fraction form
    1,613,402.35/2,226,410.72 = 888,108.40/x
  3. Step 3: Cross multiply
    1,613,402.35x = 2,226,410.72 × 888,108.40
  4. Step 4: Simplify right side
    1,613,402.35x = 1,977,294,063,954.93
  5. Step 5: Solve for x
    x = 1,977,294,063,954.93/1,613,402.35
  6. Step 6: Final answer
    x = 1,225,543.07

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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.