Home / 1,266,007.48-1,747,131.60-693,047.68

Finding the Fourth Proportional to 1,266,007.48, 1,747,131.60 and 693,047.68

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Solution

The fourth proportional to 1,266,007.48, 1,747,131.60 and 693,047.68 is: 956,428.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,007.48 : 1,747,131.60 = 693,047.68 : x
  2. Step 2: Convert to fraction form
    1,266,007.48/1,747,131.60 = 693,047.68/x
  3. Step 3: Cross multiply
    1,266,007.48x = 1,747,131.60 × 693,047.68
  4. Step 4: Simplify right side
    1,266,007.48x = 1,210,845,502,034.69
  5. Step 5: Solve for x
    x = 1,210,845,502,034.69/1,266,007.48
  6. Step 6: Final answer
    x = 956,428.39

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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.