Home / 3,397,776.12-4,688,929.68-1,869,883.25

Finding the Fourth Proportional to 3,397,776.12, 4,688,929.68 and 1,869,883.25

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Solution

The fourth proportional to 3,397,776.12, 4,688,929.68 and 1,869,883.25 is: 2,580,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,776.12 : 4,688,929.68 = 1,869,883.25 : x
  2. Step 2: Convert to fraction form
    3,397,776.12/4,688,929.68 = 1,869,883.25/x
  3. Step 3: Cross multiply
    3,397,776.12x = 4,688,929.68 × 1,869,883.25
  4. Step 4: Simplify right side
    3,397,776.12x = 8,767,751,069,059.86
  5. Step 5: Solve for x
    x = 8,767,751,069,059.86/3,397,776.12
  6. Step 6: Final answer
    x = 2,580,438.13

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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.