Home / 1,396,617.51-2,094,884.68-385,800.06

Finding the Fourth Proportional to 1,396,617.51, 2,094,884.68 and 385,800.06

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Solution

The fourth proportional to 1,396,617.51, 2,094,884.68 and 385,800.06 is: 578,688.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,617.51 : 2,094,884.68 = 385,800.06 : x
  2. Step 2: Convert to fraction form
    1,396,617.51/2,094,884.68 = 385,800.06/x
  3. Step 3: Cross multiply
    1,396,617.51x = 2,094,884.68 × 385,800.06
  4. Step 4: Simplify right side
    1,396,617.51x = 808,206,623,798.16
  5. Step 5: Solve for x
    x = 808,206,623,798.16/1,396,617.51
  6. Step 6: Final answer
    x = 578,688.60

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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.