Home / 1,788,398.67-2,682,598.70-440,587.47

Finding the Fourth Proportional to 1,788,398.67, 2,682,598.70 and 440,587.47

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Solution

The fourth proportional to 1,788,398.67, 2,682,598.70 and 440,587.47 is: 660,881.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,398.67 : 2,682,598.70 = 440,587.47 : x
  2. Step 2: Convert to fraction form
    1,788,398.67/2,682,598.70 = 440,587.47/x
  3. Step 3: Cross multiply
    1,788,398.67x = 2,682,598.70 × 440,587.47
  4. Step 4: Simplify right side
    1,788,398.67x = 1,181,919,374,258.29
  5. Step 5: Solve for x
    x = 1,181,919,374,258.29/1,788,398.67
  6. Step 6: Final answer
    x = 660,881.38

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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.