Home / 1,341,446.08-1,851,186.81-760,779.76

Finding the Fourth Proportional to 1,341,446.08, 1,851,186.81 and 760,779.76

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Solution

The fourth proportional to 1,341,446.08, 1,851,186.81 and 760,779.76 is: 1,049,871.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,446.08 : 1,851,186.81 = 760,779.76 : x
  2. Step 2: Convert to fraction form
    1,341,446.08/1,851,186.81 = 760,779.76/x
  3. Step 3: Cross multiply
    1,341,446.08x = 1,851,186.81 × 760,779.76
  4. Step 4: Simplify right side
    1,341,446.08x = 1,408,345,457,026.97
  5. Step 5: Solve for x
    x = 1,408,345,457,026.97/1,341,446.08
  6. Step 6: Final answer
    x = 1,049,871.09

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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.