Home / 1,036,657.70-1,554,986.55-859,510.70

Finding the Fourth Proportional to 1,036,657.70, 1,554,986.55 and 859,510.70

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Solution

The fourth proportional to 1,036,657.70, 1,554,986.55 and 859,510.70 is: 1,289,266.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,657.70 : 1,554,986.55 = 859,510.70 : x
  2. Step 2: Convert to fraction form
    1,036,657.70/1,554,986.55 = 859,510.70/x
  3. Step 3: Cross multiply
    1,036,657.70x = 1,554,986.55 × 859,510.70
  4. Step 4: Simplify right side
    1,036,657.70x = 1,336,527,578,081.09
  5. Step 5: Solve for x
    x = 1,336,527,578,081.09/1,036,657.70
  6. Step 6: Final answer
    x = 1,289,266.05

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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.