Home / 1,210,532.64-1,813,436.72-943,040.67

Finding the Fourth Proportional to 1,210,532.64, 1,813,436.72 and 943,040.67

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Solution

The fourth proportional to 1,210,532.64, 1,813,436.72 and 943,040.67 is: 1,412,720.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,532.64 : 1,813,436.72 = 943,040.67 : x
  2. Step 2: Convert to fraction form
    1,210,532.64/1,813,436.72 = 943,040.67/x
  3. Step 3: Cross multiply
    1,210,532.64x = 1,813,436.72 × 943,040.67
  4. Step 4: Simplify right side
    1,210,532.64x = 1,710,144,571,452.21
  5. Step 5: Solve for x
    x = 1,710,144,571,452.21/1,210,532.64
  6. Step 6: Final answer
    x = 1,412,720.75

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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.