Home / 1,472,848.74-2,209,273.38-407,890.98

Finding the Fourth Proportional to 1,472,848.74, 2,209,273.38 and 407,890.98

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Solution

The fourth proportional to 1,472,848.74, 2,209,273.38 and 407,890.98 is: 611,836.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,848.74 : 2,209,273.38 = 407,890.98 : x
  2. Step 2: Convert to fraction form
    1,472,848.74/2,209,273.38 = 407,890.98/x
  3. Step 3: Cross multiply
    1,472,848.74x = 2,209,273.38 × 407,890.98
  4. Step 4: Simplify right side
    1,472,848.74x = 901,142,684,056.11
  5. Step 5: Solve for x
    x = 901,142,684,056.11/1,472,848.74
  6. Step 6: Final answer
    x = 611,836.54

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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.