Home / 1,931,560.40-2,895,007.80-984,443.60

Finding the Fourth Proportional to 1,931,560.40, 2,895,007.80 and 984,443.60

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Solution

The fourth proportional to 1,931,560.40, 2,895,007.80 and 984,443.60 is: 1,475,476.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,560.40 : 2,895,007.80 = 984,443.60 : x
  2. Step 2: Convert to fraction form
    1,931,560.40/2,895,007.80 = 984,443.60/x
  3. Step 3: Cross multiply
    1,931,560.40x = 2,895,007.80 × 984,443.60
  4. Step 4: Simplify right side
    1,931,560.40x = 2,849,971,900,660.08
  5. Step 5: Solve for x
    x = 2,849,971,900,660.08/1,931,560.40
  6. Step 6: Final answer
    x = 1,475,476.46

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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.