Home / 4,679,455.20-7,019,182.80-1,314,232.80

Finding the Fourth Proportional to 4,679,455.20, 7,019,182.80 and 1,314,232.80

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Solution

The fourth proportional to 4,679,455.20, 7,019,182.80 and 1,314,232.80 is: 1,971,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,455.20 : 7,019,182.80 = 1,314,232.80 : x
  2. Step 2: Convert to fraction form
    4,679,455.20/7,019,182.80 = 1,314,232.80/x
  3. Step 3: Cross multiply
    4,679,455.20x = 7,019,182.80 × 1,314,232.80
  4. Step 4: Simplify right side
    4,679,455.20x = 9,224,840,264,955.84
  5. Step 5: Solve for x
    x = 9,224,840,264,955.84/4,679,455.20
  6. Step 6: Final answer
    x = 1,971,349.20

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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.