Home / 3,316,010.40-4,974,015.60-1,186,261.20

Finding the Fourth Proportional to 3,316,010.40, 4,974,015.60 and 1,186,261.20

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Solution

The fourth proportional to 3,316,010.40, 4,974,015.60 and 1,186,261.20 is: 1,779,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,010.40 : 4,974,015.60 = 1,186,261.20 : x
  2. Step 2: Convert to fraction form
    3,316,010.40/4,974,015.60 = 1,186,261.20/x
  3. Step 3: Cross multiply
    3,316,010.40x = 4,974,015.60 × 1,186,261.20
  4. Step 4: Simplify right side
    3,316,010.40x = 5,900,481,714,474.72
  5. Step 5: Solve for x
    x = 5,900,481,714,474.72/3,316,010.40
  6. Step 6: Final answer
    x = 1,779,391.80

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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.