Home / 1,772,233.60-2,445,676.08-997,864.36

Finding the Fourth Proportional to 1,772,233.60, 2,445,676.08 and 997,864.36

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Solution

The fourth proportional to 1,772,233.60, 2,445,676.08 and 997,864.36 is: 1,377,049.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,233.60 : 2,445,676.08 = 997,864.36 : x
  2. Step 2: Convert to fraction form
    1,772,233.60/2,445,676.08 = 997,864.36/x
  3. Step 3: Cross multiply
    1,772,233.60x = 2,445,676.08 × 997,864.36
  4. Step 4: Simplify right side
    1,772,233.60x = 2,440,452,996,336.51
  5. Step 5: Solve for x
    x = 2,440,452,996,336.51/1,772,233.60
  6. Step 6: Final answer
    x = 1,377,049.28

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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.