Home / 1,697,428.78-2,342,405.01-933,482.32

Finding the Fourth Proportional to 1,697,428.78, 2,342,405.01 and 933,482.32

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Solution

The fourth proportional to 1,697,428.78, 2,342,405.01 and 933,482.32 is: 1,288,179.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,428.78 : 2,342,405.01 = 933,482.32 : x
  2. Step 2: Convert to fraction form
    1,697,428.78/2,342,405.01 = 933,482.32/x
  3. Step 3: Cross multiply
    1,697,428.78x = 2,342,405.01 × 933,482.32
  4. Step 4: Simplify right side
    1,697,428.78x = 2,186,593,663,114.42
  5. Step 5: Solve for x
    x = 2,186,593,663,114.42/1,697,428.78
  6. Step 6: Final answer
    x = 1,288,179.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.