Home / 1,948,457.60-2,689,700.64-1,184,756.48

Finding the Fourth Proportional to 1,948,457.60, 2,689,700.64 and 1,184,756.48

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Solution

The fourth proportional to 1,948,457.60, 2,689,700.64 and 1,184,756.48 is: 1,635,468.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,457.60 : 2,689,700.64 = 1,184,756.48 : x
  2. Step 2: Convert to fraction form
    1,948,457.60/2,689,700.64 = 1,184,756.48/x
  3. Step 3: Cross multiply
    1,948,457.60x = 2,689,700.64 × 1,184,756.48
  4. Step 4: Simplify right side
    1,948,457.60x = 3,186,640,262,500.15
  5. Step 5: Solve for x
    x = 3,186,640,262,500.15/1,948,457.60
  6. Step 6: Final answer
    x = 1,635,468.11

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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.