Home / 1,189,800.16-1,784,569.68-348,360.16

Finding the Fourth Proportional to 1,189,800.16, 1,784,569.68 and 348,360.16

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Solution

The fourth proportional to 1,189,800.16, 1,784,569.68 and 348,360.16 is: 522,502.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,800.16 : 1,784,569.68 = 348,360.16 : x
  2. Step 2: Convert to fraction form
    1,189,800.16/1,784,569.68 = 348,360.16/x
  3. Step 3: Cross multiply
    1,189,800.16x = 1,784,569.68 × 348,360.16
  4. Step 4: Simplify right side
    1,189,800.16x = 621,672,979,255.95
  5. Step 5: Solve for x
    x = 621,672,979,255.95/1,189,800.16
  6. Step 6: Final answer
    x = 522,502.01

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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.