Home / 3,641,875.20-5,462,812.80-2,685,281.40

Finding the Fourth Proportional to 3,641,875.20, 5,462,812.80 and 2,685,281.40

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Solution

The fourth proportional to 3,641,875.20, 5,462,812.80 and 2,685,281.40 is: 4,027,922.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641,875.20 : 5,462,812.80 = 2,685,281.40 : x
  2. Step 2: Convert to fraction form
    3,641,875.20/5,462,812.80 = 2,685,281.40/x
  3. Step 3: Cross multiply
    3,641,875.20x = 5,462,812.80 × 2,685,281.40
  4. Step 4: Simplify right side
    3,641,875.20x = 14,669,189,603,521.92
  5. Step 5: Solve for x
    x = 14,669,189,603,521.92/3,641,875.20
  6. Step 6: Final answer
    x = 4,027,922.10

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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.