Home / 2,513,477.48-3,770,799.40-830,478.92

Finding the Fourth Proportional to 2,513,477.48, 3,770,799.40 and 830,478.92

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Solution

The fourth proportional to 2,513,477.48, 3,770,799.40 and 830,478.92 is: 1,245,911.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,513,477.48 : 3,770,799.40 = 830,478.92 : x
  2. Step 2: Convert to fraction form
    2,513,477.48/3,770,799.40 = 830,478.92/x
  3. Step 3: Cross multiply
    2,513,477.48x = 3,770,799.40 × 830,478.92
  4. Step 4: Simplify right side
    2,513,477.48x = 3,131,569,413,248.65
  5. Step 5: Solve for x
    x = 3,131,569,413,248.65/2,513,477.48
  6. Step 6: Final answer
    x = 1,245,911.07

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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.