Home / 1,286,097.57-1,928,958.54-375,035.23

Finding the Fourth Proportional to 1,286,097.57, 1,928,958.54 and 375,035.23

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Solution

The fourth proportional to 1,286,097.57, 1,928,958.54 and 375,035.23 is: 562,498.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,097.57 : 1,928,958.54 = 375,035.23 : x
  2. Step 2: Convert to fraction form
    1,286,097.57/1,928,958.54 = 375,035.23/x
  3. Step 3: Cross multiply
    1,286,097.57x = 1,928,958.54 × 375,035.23
  4. Step 4: Simplify right side
    1,286,097.57x = 723,427,409,075.28
  5. Step 5: Solve for x
    x = 723,427,409,075.28/1,286,097.57
  6. Step 6: Final answer
    x = 562,498.08

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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.