Home / 5,241,564.64-7,862,390.70-1,455,342.76

Finding the Fourth Proportional to 5,241,564.64, 7,862,390.70 and 1,455,342.76

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Solution

The fourth proportional to 5,241,564.64, 7,862,390.70 and 1,455,342.76 is: 2,183,026.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241,564.64 : 7,862,390.70 = 1,455,342.76 : x
  2. Step 2: Convert to fraction form
    5,241,564.64/7,862,390.70 = 1,455,342.76/x
  3. Step 3: Cross multiply
    5,241,564.64x = 7,862,390.70 × 1,455,342.76
  4. Step 4: Simplify right side
    5,241,564.64x = 11,442,473,381,536.33
  5. Step 5: Solve for x
    x = 11,442,473,381,536.33/5,241,564.64
  6. Step 6: Final answer
    x = 2,183,026.28

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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.