Home / 1,613,302.61-2,421,450.18-815,144.67

Finding the Fourth Proportional to 1,613,302.61, 2,421,450.18 and 815,144.67

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Solution

The fourth proportional to 1,613,302.61, 2,421,450.18 and 815,144.67 is: 1,223,473.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,302.61 : 2,421,450.18 = 815,144.67 : x
  2. Step 2: Convert to fraction form
    1,613,302.61/2,421,450.18 = 815,144.67/x
  3. Step 3: Cross multiply
    1,613,302.61x = 2,421,450.18 × 815,144.67
  4. Step 4: Simplify right side
    1,613,302.61x = 1,973,832,207,897.54
  5. Step 5: Solve for x
    x = 1,973,832,207,897.54/1,613,302.61
  6. Step 6: Final answer
    x = 1,223,473.02

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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.