Home / 3,210,340.46-4,820,314.01-2,779,390.70

Finding the Fourth Proportional to 3,210,340.46, 4,820,314.01 and 2,779,390.70

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Solution

The fourth proportional to 3,210,340.46, 4,820,314.01 and 2,779,390.70 is: 4,173,244.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,340.46 : 4,820,314.01 = 2,779,390.70 : x
  2. Step 2: Convert to fraction form
    3,210,340.46/4,820,314.01 = 2,779,390.70/x
  3. Step 3: Cross multiply
    3,210,340.46x = 4,820,314.01 × 2,779,390.70
  4. Step 4: Simplify right side
    3,210,340.46x = 13,397,535,892,475.18
  5. Step 5: Solve for x
    x = 13,397,535,892,475.18/3,210,340.46
  6. Step 6: Final answer
    x = 4,173,244.58

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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.