Home / 3,340,807.86-4,610,314.88-1,812,915

Finding the Fourth Proportional to 3,340,807.86, 4,610,314.88 and 1,812,915

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Solution

The fourth proportional to 3,340,807.86, 4,610,314.88 and 1,812,915 is: 2,501,822.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340,807.86 : 4,610,314.88 = 1,812,915 : x
  2. Step 2: Convert to fraction form
    3,340,807.86/4,610,314.88 = 1,812,915/x
  3. Step 3: Cross multiply
    3,340,807.86x = 4,610,314.88 × 1,812,915
  4. Step 4: Simplify right side
    3,340,807.86x = 8,358,109,000,675.20
  5. Step 5: Solve for x
    x = 8,358,109,000,675.20/3,340,807.86
  6. Step 6: Final answer
    x = 2,501,822.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.