Home / 1,344,261.51-1,855,007.55-763,470.27

Finding the Fourth Proportional to 1,344,261.51, 1,855,007.55 and 763,470.27

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Solution

The fourth proportional to 1,344,261.51, 1,855,007.55 and 763,470.27 is: 1,053,547.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,261.51 : 1,855,007.55 = 763,470.27 : x
  2. Step 2: Convert to fraction form
    1,344,261.51/1,855,007.55 = 763,470.27/x
  3. Step 3: Cross multiply
    1,344,261.51x = 1,855,007.55 × 763,470.27
  4. Step 4: Simplify right side
    1,344,261.51x = 1,416,243,115,050.54
  5. Step 5: Solve for x
    x = 1,416,243,115,050.54/1,344,261.51
  6. Step 6: Final answer
    x = 1,053,547.32

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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.