Home / 1,377,030.70-2,061,609.45-1,235,313.10

Finding the Fourth Proportional to 1,377,030.70, 2,061,609.45 and 1,235,313.10

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Solution

The fourth proportional to 1,377,030.70, 2,061,609.45 and 1,235,313.10 is: 1,849,438.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,030.70 : 2,061,609.45 = 1,235,313.10 : x
  2. Step 2: Convert to fraction form
    1,377,030.70/2,061,609.45 = 1,235,313.10/x
  3. Step 3: Cross multiply
    1,377,030.70x = 2,061,609.45 × 1,235,313.10
  4. Step 4: Simplify right side
    1,377,030.70x = 2,546,733,160,668.80
  5. Step 5: Solve for x
    x = 2,546,733,160,668.80/1,377,030.70
  6. Step 6: Final answer
    x = 1,849,438.19

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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.