Home / 3,208,595.71-4,813,500.48-1,289,656.30

Finding the Fourth Proportional to 3,208,595.71, 4,813,500.48 and 1,289,656.30

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Solution

The fourth proportional to 3,208,595.71, 4,813,500.48 and 1,289,656.30 is: 1,934,728.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,595.71 : 4,813,500.48 = 1,289,656.30 : x
  2. Step 2: Convert to fraction form
    3,208,595.71/4,813,500.48 = 1,289,656.30/x
  3. Step 3: Cross multiply
    3,208,595.71x = 4,813,500.48 × 1,289,656.30
  4. Step 4: Simplify right side
    3,208,595.71x = 6,207,761,219,085.03
  5. Step 5: Solve for x
    x = 6,207,761,219,085.03/3,208,595.71
  6. Step 6: Final answer
    x = 1,934,728.39

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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.