Home / 1,396,633.16-2,094,567.40-385,513.40

Finding the Fourth Proportional to 1,396,633.16, 2,094,567.40 and 385,513.40

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Solution

The fourth proportional to 1,396,633.16, 2,094,567.40 and 385,513.40 is: 578,164.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,633.16 : 2,094,567.40 = 385,513.40 : x
  2. Step 2: Convert to fraction form
    1,396,633.16/2,094,567.40 = 385,513.40/x
  3. Step 3: Cross multiply
    1,396,633.16x = 2,094,567.40 × 385,513.40
  4. Step 4: Simplify right side
    1,396,633.16x = 807,483,799,903.16
  5. Step 5: Solve for x
    x = 807,483,799,903.16/1,396,633.16
  6. Step 6: Final answer
    x = 578,164.56

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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.