Home / 1,389,566.28-2,082,904.34-537,223.35

Finding the Fourth Proportional to 1,389,566.28, 2,082,904.34 and 537,223.35

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Solution

The fourth proportional to 1,389,566.28, 2,082,904.34 and 537,223.35 is: 805,276.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,566.28 : 2,082,904.34 = 537,223.35 : x
  2. Step 2: Convert to fraction form
    1,389,566.28/2,082,904.34 = 537,223.35/x
  3. Step 3: Cross multiply
    1,389,566.28x = 2,082,904.34 × 537,223.35
  4. Step 4: Simplify right side
    1,389,566.28x = 1,118,984,844,578.22
  5. Step 5: Solve for x
    x = 1,118,984,844,578.22/1,389,566.28
  6. Step 6: Final answer
    x = 805,276.34

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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.