Home / 2,807,587.63-3,874,470.94-1,518,428.03

Finding the Fourth Proportional to 2,807,587.63, 3,874,470.94 and 1,518,428.03

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Solution

The fourth proportional to 2,807,587.63, 3,874,470.94 and 1,518,428.03 is: 2,095,430.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,587.63 : 3,874,470.94 = 1,518,428.03 : x
  2. Step 2: Convert to fraction form
    2,807,587.63/3,874,470.94 = 1,518,428.03/x
  3. Step 3: Cross multiply
    2,807,587.63x = 3,874,470.94 × 1,518,428.03
  4. Step 4: Simplify right side
    2,807,587.63x = 5,883,105,259,242.13
  5. Step 5: Solve for x
    x = 5,883,105,259,242.13/2,807,587.63
  6. Step 6: Final answer
    x = 2,095,430.68

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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.