Home / 4,865,294.70-6,714,246.85-2,689,978.30

Finding the Fourth Proportional to 4,865,294.70, 6,714,246.85 and 2,689,978.30

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Solution

The fourth proportional to 4,865,294.70, 6,714,246.85 and 2,689,978.30 is: 3,712,247.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865,294.70 : 6,714,246.85 = 2,689,978.30 : x
  2. Step 2: Convert to fraction form
    4,865,294.70/6,714,246.85 = 2,689,978.30/x
  3. Step 3: Cross multiply
    4,865,294.70x = 6,714,246.85 × 2,689,978.30
  4. Step 4: Simplify right side
    4,865,294.70x = 18,061,178,303,832.79
  5. Step 5: Solve for x
    x = 18,061,178,303,832.79/4,865,294.70
  6. Step 6: Final answer
    x = 3,712,247.54

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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.