Home / 3,154,779.60-4,735,279.80-1,559,144.40

Finding the Fourth Proportional to 3,154,779.60, 4,735,279.80 and 1,559,144.40

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Solution

The fourth proportional to 3,154,779.60, 4,735,279.80 and 1,559,144.40 is: 2,340,253.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,779.60 : 4,735,279.80 = 1,559,144.40 : x
  2. Step 2: Convert to fraction form
    3,154,779.60/4,735,279.80 = 1,559,144.40/x
  3. Step 3: Cross multiply
    3,154,779.60x = 4,735,279.80 × 1,559,144.40
  4. Step 4: Simplify right side
    3,154,779.60x = 7,382,984,982,603.12
  5. Step 5: Solve for x
    x = 7,382,984,982,603.12/3,154,779.60
  6. Step 6: Final answer
    x = 2,340,253.81

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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.