Home / 1,435,719.79-2,153,621.39-536,990.02

Finding the Fourth Proportional to 1,435,719.79, 2,153,621.39 and 536,990.02

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Solution

The fourth proportional to 1,435,719.79, 2,153,621.39 and 536,990.02 is: 805,500.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,719.79 : 2,153,621.39 = 536,990.02 : x
  2. Step 2: Convert to fraction form
    1,435,719.79/2,153,621.39 = 536,990.02/x
  3. Step 3: Cross multiply
    1,435,719.79x = 2,153,621.39 × 536,990.02
  4. Step 4: Simplify right side
    1,435,719.79x = 1,156,473,193,288.53
  5. Step 5: Solve for x
    x = 1,156,473,193,288.53/1,435,719.79
  6. Step 6: Final answer
    x = 805,500.63

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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.