Home / 1,136,151.55-1,567,501.23-646,072.39

Finding the Fourth Proportional to 1,136,151.55, 1,567,501.23 and 646,072.39

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Solution

The fourth proportional to 1,136,151.55, 1,567,501.23 and 646,072.39 is: 891,359.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,151.55 : 1,567,501.23 = 646,072.39 : x
  2. Step 2: Convert to fraction form
    1,136,151.55/1,567,501.23 = 646,072.39/x
  3. Step 3: Cross multiply
    1,136,151.55x = 1,567,501.23 × 646,072.39
  4. Step 4: Simplify right side
    1,136,151.55x = 1,012,719,265,994.04
  5. Step 5: Solve for x
    x = 1,012,719,265,994.04/1,136,151.55
  6. Step 6: Final answer
    x = 891,359.31

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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.