Home / 3,974,140.40-5,961,988.20-1,699,660.40

Finding the Fourth Proportional to 3,974,140.40, 5,961,988.20 and 1,699,660.40

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Solution

The fourth proportional to 3,974,140.40, 5,961,988.20 and 1,699,660.40 is: 2,549,823.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,140.40 : 5,961,988.20 = 1,699,660.40 : x
  2. Step 2: Convert to fraction form
    3,974,140.40/5,961,988.20 = 1,699,660.40/x
  3. Step 3: Cross multiply
    3,974,140.40x = 5,961,988.20 × 1,699,660.40
  4. Step 4: Simplify right side
    3,974,140.40x = 10,133,355,248,807.28
  5. Step 5: Solve for x
    x = 10,133,355,248,807.28/3,974,140.40
  6. Step 6: Final answer
    x = 2,549,823.16

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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.