Home / 3,535,281.68-4,878,551.40-2,160,926.54

Finding the Fourth Proportional to 3,535,281.68, 4,878,551.40 and 2,160,926.54

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Solution

The fourth proportional to 3,535,281.68, 4,878,551.40 and 2,160,926.54 is: 2,981,994.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535,281.68 : 4,878,551.40 = 2,160,926.54 : x
  2. Step 2: Convert to fraction form
    3,535,281.68/4,878,551.40 = 2,160,926.54/x
  3. Step 3: Cross multiply
    3,535,281.68x = 4,878,551.40 × 2,160,926.54
  4. Step 4: Simplify right side
    3,535,281.68x = 10,542,191,197,014.16
  5. Step 5: Solve for x
    x = 10,542,191,197,014.16/3,535,281.68
  6. Step 6: Final answer
    x = 2,981,994.69

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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.