Home / 3,462,820.32-4,778,682-1,934,928.72

Finding the Fourth Proportional to 3,462,820.32, 4,778,682 and 1,934,928.72

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Solution

The fourth proportional to 3,462,820.32, 4,778,682 and 1,934,928.72 is: 2,670,196.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,820.32 : 4,778,682 = 1,934,928.72 : x
  2. Step 2: Convert to fraction form
    3,462,820.32/4,778,682 = 1,934,928.72/x
  3. Step 3: Cross multiply
    3,462,820.32x = 4,778,682 × 1,934,928.72
  4. Step 4: Simplify right side
    3,462,820.32x = 9,246,409,045,547.04
  5. Step 5: Solve for x
    x = 9,246,409,045,547.04/3,462,820.32
  6. Step 6: Final answer
    x = 2,670,196.02

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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.