Home / 1,036,655.70-1,554,983.55-859,508.70

Finding the Fourth Proportional to 1,036,655.70, 1,554,983.55 and 859,508.70

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Solution

The fourth proportional to 1,036,655.70, 1,554,983.55 and 859,508.70 is: 1,289,263.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,655.70 : 1,554,983.55 = 859,508.70 : x
  2. Step 2: Convert to fraction form
    1,036,655.70/1,554,983.55 = 859,508.70/x
  3. Step 3: Cross multiply
    1,036,655.70x = 1,554,983.55 × 859,508.70
  4. Step 4: Simplify right side
    1,036,655.70x = 1,336,521,889,581.89
  5. Step 5: Solve for x
    x = 1,336,521,889,581.89/1,036,655.70
  6. Step 6: Final answer
    x = 1,289,263.05

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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.