Home / 1,159,724.59-1,600,473.81-724,399.67

Finding the Fourth Proportional to 1,159,724.59, 1,600,473.81 and 724,399.67

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Solution

The fourth proportional to 1,159,724.59, 1,600,473.81 and 724,399.67 is: 999,705.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,724.59 : 1,600,473.81 = 724,399.67 : x
  2. Step 2: Convert to fraction form
    1,159,724.59/1,600,473.81 = 724,399.67/x
  3. Step 3: Cross multiply
    1,159,724.59x = 1,600,473.81 × 724,399.67
  4. Step 4: Simplify right side
    1,159,724.59x = 1,159,382,706,525.33
  5. Step 5: Solve for x
    x = 1,159,382,706,525.33/1,159,724.59
  6. Step 6: Final answer
    x = 999,705.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.