Home / 1,266,871.48-1,748,297.10-723,080.68

Finding the Fourth Proportional to 1,266,871.48, 1,748,297.10 and 723,080.68

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Solution

The fourth proportional to 1,266,871.48, 1,748,297.10 and 723,080.68 is: 997,859.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,871.48 : 1,748,297.10 = 723,080.68 : x
  2. Step 2: Convert to fraction form
    1,266,871.48/1,748,297.10 = 723,080.68/x
  3. Step 3: Cross multiply
    1,266,871.48x = 1,748,297.10 × 723,080.68
  4. Step 4: Simplify right side
    1,266,871.48x = 1,264,159,855,910.03
  5. Step 5: Solve for x
    x = 1,264,159,855,910.03/1,266,871.48
  6. Step 6: Final answer
    x = 997,859.59

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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.