Home / 3,103,547.91-4,282,254.18-1,814,138.88

Finding the Fourth Proportional to 3,103,547.91, 4,282,254.18 and 1,814,138.88

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Solution

The fourth proportional to 3,103,547.91, 4,282,254.18 and 1,814,138.88 is: 2,503,136.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,547.91 : 4,282,254.18 = 1,814,138.88 : x
  2. Step 2: Convert to fraction form
    3,103,547.91/4,282,254.18 = 1,814,138.88/x
  3. Step 3: Cross multiply
    3,103,547.91x = 4,282,254.18 × 1,814,138.88
  4. Step 4: Simplify right side
    3,103,547.91x = 7,768,603,801,980.52
  5. Step 5: Solve for x
    x = 7,768,603,801,980.52/3,103,547.91
  6. Step 6: Final answer
    x = 2,503,136.42

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1.5x scale

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.