Home / 1,700,356-2,550,870.34-485,943.52

Finding the Fourth Proportional to 1,700,356, 2,550,870.34 and 485,943.52

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Solution

The fourth proportional to 1,700,356, 2,550,870.34 and 485,943.52 is: 729,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,356 : 2,550,870.34 = 485,943.52 : x
  2. Step 2: Convert to fraction form
    1,700,356/2,550,870.34 = 485,943.52/x
  3. Step 3: Cross multiply
    1,700,356x = 2,550,870.34 × 485,943.52
  4. Step 4: Simplify right side
    1,700,356x = 1,239,578,912,083.20
  5. Step 5: Solve for x
    x = 1,239,578,912,083.20/1,700,356
  6. Step 6: Final answer
    x = 729,011.40

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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.