Home / 1,408,693.01-2,112,120.90-927,464.18

Finding the Fourth Proportional to 1,408,693.01, 2,112,120.90 and 927,464.18

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Solution

The fourth proportional to 1,408,693.01, 2,112,120.90 and 927,464.18 is: 1,390,591.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,693.01 : 2,112,120.90 = 927,464.18 : x
  2. Step 2: Convert to fraction form
    1,408,693.01/2,112,120.90 = 927,464.18/x
  3. Step 3: Cross multiply
    1,408,693.01x = 2,112,120.90 × 927,464.18
  4. Step 4: Simplify right side
    1,408,693.01x = 1,958,916,468,018.76
  5. Step 5: Solve for x
    x = 1,958,916,468,018.76/1,408,693.01
  6. Step 6: Final answer
    x = 1,390,591.46

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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.