Home / 2,697,215.67-4,046,094.11-778,174.40

Finding the Fourth Proportional to 2,697,215.67, 4,046,094.11 and 778,174.40

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Solution

The fourth proportional to 2,697,215.67, 4,046,094.11 and 778,174.40 is: 1,167,339.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697,215.67 : 4,046,094.11 = 778,174.40 : x
  2. Step 2: Convert to fraction form
    2,697,215.67/4,046,094.11 = 778,174.40/x
  3. Step 3: Cross multiply
    2,697,215.67x = 4,046,094.11 × 778,174.40
  4. Step 4: Simplify right side
    2,697,215.67x = 3,148,566,868,453.46
  5. Step 5: Solve for x
    x = 3,148,566,868,453.46/2,697,215.67
  6. Step 6: Final answer
    x = 1,167,339.68

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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.