Home / 1,142,814.36-1,577,244.59-707,371.48

Finding the Fourth Proportional to 1,142,814.36, 1,577,244.59 and 707,371.48

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Solution

The fourth proportional to 1,142,814.36, 1,577,244.59 and 707,371.48 is: 976,272.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,814.36 : 1,577,244.59 = 707,371.48 : x
  2. Step 2: Convert to fraction form
    1,142,814.36/1,577,244.59 = 707,371.48/x
  3. Step 3: Cross multiply
    1,142,814.36x = 1,577,244.59 × 707,371.48
  4. Step 4: Simplify right side
    1,142,814.36x = 1,115,697,841,037.63
  5. Step 5: Solve for x
    x = 1,115,697,841,037.63/1,142,814.36
  6. Step 6: Final answer
    x = 976,272.15

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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.