Home / 1,331,836.51-1,837,484.65-758,470.72

Finding the Fourth Proportional to 1,331,836.51, 1,837,484.65 and 758,470.72

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Solution

The fourth proportional to 1,331,836.51, 1,837,484.65 and 758,470.72 is: 1,046,433.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,836.51 : 1,837,484.65 = 758,470.72 : x
  2. Step 2: Convert to fraction form
    1,331,836.51/1,837,484.65 = 758,470.72/x
  3. Step 3: Cross multiply
    1,331,836.51x = 1,837,484.65 × 758,470.72
  4. Step 4: Simplify right side
    1,331,836.51x = 1,393,678,310,068.16
  5. Step 5: Solve for x
    x = 1,393,678,310,068.16/1,331,836.51
  6. Step 6: Final answer
    x = 1,046,433.48

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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.