Home / 6,178,002.40-9,267,003.60-1,918,601.20

Finding the Fourth Proportional to 6,178,002.40, 9,267,003.60 and 1,918,601.20

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Solution

The fourth proportional to 6,178,002.40, 9,267,003.60 and 1,918,601.20 is: 2,877,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,002.40 : 9,267,003.60 = 1,918,601.20 : x
  2. Step 2: Convert to fraction form
    6,178,002.40/9,267,003.60 = 1,918,601.20/x
  3. Step 3: Cross multiply
    6,178,002.40x = 9,267,003.60 × 1,918,601.20
  4. Step 4: Simplify right side
    6,178,002.40x = 17,779,684,227,364.32
  5. Step 5: Solve for x
    x = 17,779,684,227,364.32/6,178,002.40
  6. Step 6: Final answer
    x = 2,877,901.80

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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.