Home / 1,889,639.70-2,834,459.55-1,036,381.65

Finding the Fourth Proportional to 1,889,639.70, 2,834,459.55 and 1,036,381.65

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Solution

The fourth proportional to 1,889,639.70, 2,834,459.55 and 1,036,381.65 is: 1,554,572.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,639.70 : 2,834,459.55 = 1,036,381.65 : x
  2. Step 2: Convert to fraction form
    1,889,639.70/2,834,459.55 = 1,036,381.65/x
  3. Step 3: Cross multiply
    1,889,639.70x = 2,834,459.55 × 1,036,381.65
  4. Step 4: Simplify right side
    1,889,639.70x = 2,937,581,865,287.26
  5. Step 5: Solve for x
    x = 2,937,581,865,287.26/1,889,639.70
  6. Step 6: Final answer
    x = 1,554,572.48

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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.