Home / 1,343,717.13-1,854,329.64-740,105.13

Finding the Fourth Proportional to 1,343,717.13, 1,854,329.64 and 740,105.13

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Solution

The fourth proportional to 1,343,717.13, 1,854,329.64 and 740,105.13 is: 1,021,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,717.13 : 1,854,329.64 = 740,105.13 : x
  2. Step 2: Convert to fraction form
    1,343,717.13/1,854,329.64 = 740,105.13/x
  3. Step 3: Cross multiply
    1,343,717.13x = 1,854,329.64 × 740,105.13
  4. Step 4: Simplify right side
    1,343,717.13x = 1,372,398,879,275.05
  5. Step 5: Solve for x
    x = 1,372,398,879,275.05/1,343,717.13
  6. Step 6: Final answer
    x = 1,021,345.08

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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.