Home / 3,237,875.32-4,468,417.50-1,787,776.60

Finding the Fourth Proportional to 3,237,875.32, 4,468,417.50 and 1,787,776.60

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Solution

The fourth proportional to 3,237,875.32, 4,468,417.50 and 1,787,776.60 is: 2,467,214.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,875.32 : 4,468,417.50 = 1,787,776.60 : x
  2. Step 2: Convert to fraction form
    3,237,875.32/4,468,417.50 = 1,787,776.60/x
  3. Step 3: Cross multiply
    3,237,875.32x = 4,468,417.50 × 1,787,776.60
  4. Step 4: Simplify right side
    3,237,875.32x = 7,988,532,245,530.50
  5. Step 5: Solve for x
    x = 7,988,532,245,530.50/3,237,875.32
  6. Step 6: Final answer
    x = 2,467,214.29

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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.