Home / 1,389,567.28-2,082,905.83-537,224.35

Finding the Fourth Proportional to 1,389,567.28, 2,082,905.83 and 537,224.35

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Solution

The fourth proportional to 1,389,567.28, 2,082,905.83 and 537,224.35 is: 805,277.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,567.28 : 2,082,905.83 = 537,224.35 : x
  2. Step 2: Convert to fraction form
    1,389,567.28/2,082,905.83 = 537,224.35/x
  3. Step 3: Cross multiply
    1,389,567.28x = 2,082,905.83 × 537,224.35
  4. Step 4: Simplify right side
    1,389,567.28x = 1,118,987,730,632.96
  5. Step 5: Solve for x
    x = 1,118,987,730,632.96/1,389,567.28
  6. Step 6: Final answer
    x = 805,277.83

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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.