Home / 1,396,301.51-2,094,410.59-385,485.14

Finding the Fourth Proportional to 1,396,301.51, 2,094,410.59 and 385,485.14

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Solution

The fourth proportional to 1,396,301.51, 2,094,410.59 and 385,485.14 is: 578,216.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,301.51 : 2,094,410.59 = 385,485.14 : x
  2. Step 2: Convert to fraction form
    1,396,301.51/2,094,410.59 = 385,485.14/x
  3. Step 3: Cross multiply
    1,396,301.51x = 2,094,410.59 × 385,485.14
  4. Step 4: Simplify right side
    1,396,301.51x = 807,364,163,775.95
  5. Step 5: Solve for x
    x = 807,364,163,775.95/1,396,301.51
  6. Step 6: Final answer
    x = 578,216.21

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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.