Home / 1,583,465.87-2,375,165.60-385,394.87

Finding the Fourth Proportional to 1,583,465.87, 2,375,165.60 and 385,394.87

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Solution

The fourth proportional to 1,583,465.87, 2,375,165.60 and 385,394.87 is: 578,084.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,465.87 : 2,375,165.60 = 385,394.87 : x
  2. Step 2: Convert to fraction form
    1,583,465.87/2,375,165.60 = 385,394.87/x
  3. Step 3: Cross multiply
    1,583,465.87x = 2,375,165.60 × 385,394.87
  4. Step 4: Simplify right side
    1,583,465.87x = 915,376,643,096.64
  5. Step 5: Solve for x
    x = 915,376,643,096.64/1,583,465.87
  6. Step 6: Final answer
    x = 578,084.23

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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.