Home / 1,243,459.92-1,716,037.84-734,151.36

Finding the Fourth Proportional to 1,243,459.92, 1,716,037.84 and 734,151.36

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Solution

The fourth proportional to 1,243,459.92, 1,716,037.84 and 734,151.36 is: 1,013,166.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,459.92 : 1,716,037.84 = 734,151.36 : x
  2. Step 2: Convert to fraction form
    1,243,459.92/1,716,037.84 = 734,151.36/x
  3. Step 3: Cross multiply
    1,243,459.92x = 1,716,037.84 × 734,151.36
  4. Step 4: Simplify right side
    1,243,459.92x = 1,259,831,514,047.46
  5. Step 5: Solve for x
    x = 1,259,831,514,047.46/1,243,459.92
  6. Step 6: Final answer
    x = 1,013,166.16

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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.