Home / 1,623,887.51-2,240,715.11-935,424.86

Finding the Fourth Proportional to 1,623,887.51, 2,240,715.11 and 935,424.86

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Solution

The fourth proportional to 1,623,887.51, 2,240,715.11 and 935,424.86 is: 1,290,742.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,887.51 : 2,240,715.11 = 935,424.86 : x
  2. Step 2: Convert to fraction form
    1,623,887.51/2,240,715.11 = 935,424.86/x
  3. Step 3: Cross multiply
    1,623,887.51x = 2,240,715.11 × 935,424.86
  4. Step 4: Simplify right side
    1,623,887.51x = 2,096,020,602,190.93
  5. Step 5: Solve for x
    x = 2,096,020,602,190.93/1,623,887.51
  6. Step 6: Final answer
    x = 1,290,742.49

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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.