Home / 2,390,065.08-3,298,247.13-1,302,346.05

Finding the Fourth Proportional to 2,390,065.08, 3,298,247.13 and 1,302,346.05

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Solution

The fourth proportional to 2,390,065.08, 3,298,247.13 and 1,302,346.05 is: 1,797,214.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,065.08 : 3,298,247.13 = 1,302,346.05 : x
  2. Step 2: Convert to fraction form
    2,390,065.08/3,298,247.13 = 1,302,346.05/x
  3. Step 3: Cross multiply
    2,390,065.08x = 3,298,247.13 × 1,302,346.05
  4. Step 4: Simplify right side
    2,390,065.08x = 4,295,459,121,679.34
  5. Step 5: Solve for x
    x = 4,295,459,121,679.34/2,390,065.08
  6. Step 6: Final answer
    x = 1,797,214.29

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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.