Home / 1,111,664.93-1,667,663.47-353,531.13

Finding the Fourth Proportional to 1,111,664.93, 1,667,663.47 and 353,531.13

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Solution

The fourth proportional to 1,111,664.93, 1,667,663.47 and 353,531.13 is: 530,349.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,664.93 : 1,667,663.47 = 353,531.13 : x
  2. Step 2: Convert to fraction form
    1,111,664.93/1,667,663.47 = 353,531.13/x
  3. Step 3: Cross multiply
    1,111,664.93x = 1,667,663.47 × 353,531.13
  4. Step 4: Simplify right side
    1,111,664.93x = 589,570,947,542.15
  5. Step 5: Solve for x
    x = 589,570,947,542.15/1,111,664.93
  6. Step 6: Final answer
    x = 530,349.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.