Home / 3,559,985.67-4,912,803.83-1,928,393.02

Finding the Fourth Proportional to 3,559,985.67, 4,912,803.83 and 1,928,393.02

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Solution

The fourth proportional to 3,559,985.67, 4,912,803.83 and 1,928,393.02 is: 2,661,195.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,985.67 : 4,912,803.83 = 1,928,393.02 : x
  2. Step 2: Convert to fraction form
    3,559,985.67/4,912,803.83 = 1,928,393.02/x
  3. Step 3: Cross multiply
    3,559,985.67x = 4,912,803.83 × 1,928,393.02
  4. Step 4: Simplify right side
    3,559,985.67x = 9,473,816,592,477.29
  5. Step 5: Solve for x
    x = 9,473,816,592,477.29/3,559,985.67
  6. Step 6: Final answer
    x = 2,661,195.15

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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.