Home / 1,188,624.95-1,639,061.84-705,096.68

Finding the Fourth Proportional to 1,188,624.95, 1,639,061.84 and 705,096.68

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Solution

The fourth proportional to 1,188,624.95, 1,639,061.84 and 705,096.68 is: 972,297.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,624.95 : 1,639,061.84 = 705,096.68 : x
  2. Step 2: Convert to fraction form
    1,188,624.95/1,639,061.84 = 705,096.68/x
  3. Step 3: Cross multiply
    1,188,624.95x = 1,639,061.84 × 705,096.68
  4. Step 4: Simplify right side
    1,188,624.95x = 1,155,697,053,503.38
  5. Step 5: Solve for x
    x = 1,155,697,053,503.38/1,188,624.95
  6. Step 6: Final answer
    x = 972,297.49

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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.