Home / 1,105,239.51-1,657,859.31-395,224.47

Finding the Fourth Proportional to 1,105,239.51, 1,657,859.31 and 395,224.47

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Solution

The fourth proportional to 1,105,239.51, 1,657,859.31 and 395,224.47 is: 592,836.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,239.51 : 1,657,859.31 = 395,224.47 : x
  2. Step 2: Convert to fraction form
    1,105,239.51/1,657,859.31 = 395,224.47/x
  3. Step 3: Cross multiply
    1,105,239.51x = 1,657,859.31 × 395,224.47
  4. Step 4: Simplify right side
    1,105,239.51x = 655,226,567,129.32
  5. Step 5: Solve for x
    x = 655,226,567,129.32/1,105,239.51
  6. Step 6: Final answer
    x = 592,836.72

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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.