Home / 1,197,527-1,795,916.76-398,621.84

Finding the Fourth Proportional to 1,197,527, 1,795,916.76 and 398,621.84

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Solution

The fourth proportional to 1,197,527, 1,795,916.76 and 398,621.84 is: 597,808.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,527 : 1,795,916.76 = 398,621.84 : x
  2. Step 2: Convert to fraction form
    1,197,527/1,795,916.76 = 398,621.84/x
  3. Step 3: Cross multiply
    1,197,527x = 1,795,916.76 × 398,621.84
  4. Step 4: Simplify right side
    1,197,527x = 715,891,643,358.04
  5. Step 5: Solve for x
    x = 715,891,643,358.04/1,197,527
  6. Step 6: Final answer
    x = 597,808.35

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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.