Home / 4,774,664.28-7,163,309.76-1,408,871.28

Finding the Fourth Proportional to 4,774,664.28, 7,163,309.76 and 1,408,871.28

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Solution

The fourth proportional to 4,774,664.28, 7,163,309.76 and 1,408,871.28 is: 2,113,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774,664.28 : 7,163,309.76 = 1,408,871.28 : x
  2. Step 2: Convert to fraction form
    4,774,664.28/7,163,309.76 = 1,408,871.28/x
  3. Step 3: Cross multiply
    4,774,664.28x = 7,163,309.76 × 1,408,871.28
  4. Step 4: Simplify right side
    4,774,664.28x = 10,092,181,390,607.69
  5. Step 5: Solve for x
    x = 10,092,181,390,607.69/4,774,664.28
  6. Step 6: Final answer
    x = 2,113,694.45

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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.