Home / 3,119,200.02-4,679,246.31-960,407.76

Finding the Fourth Proportional to 3,119,200.02, 4,679,246.31 and 960,407.76

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Solution

The fourth proportional to 3,119,200.02, 4,679,246.31 and 960,407.76 is: 1,440,749.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,200.02 : 4,679,246.31 = 960,407.76 : x
  2. Step 2: Convert to fraction form
    3,119,200.02/4,679,246.31 = 960,407.76/x
  3. Step 3: Cross multiply
    3,119,200.02x = 4,679,246.31 × 960,407.76
  4. Step 4: Simplify right side
    3,119,200.02x = 4,493,984,467,075.37
  5. Step 5: Solve for x
    x = 4,493,984,467,075.37/3,119,200.02
  6. Step 6: Final answer
    x = 1,440,749.05

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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.