Home / 3,559,931.80-5,341,647.30-1,666,346.20

Finding the Fourth Proportional to 3,559,931.80, 5,341,647.30 and 1,666,346.20

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Solution

The fourth proportional to 3,559,931.80, 5,341,647.30 and 1,666,346.20 is: 2,500,338.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,931.80 : 5,341,647.30 = 1,666,346.20 : x
  2. Step 2: Convert to fraction form
    3,559,931.80/5,341,647.30 = 1,666,346.20/x
  3. Step 3: Cross multiply
    3,559,931.80x = 5,341,647.30 × 1,666,346.20
  4. Step 4: Simplify right side
    3,559,931.80x = 8,901,033,680,095.26
  5. Step 5: Solve for x
    x = 8,901,033,680,095.26/3,559,931.80
  6. Step 6: Final answer
    x = 2,500,338.26

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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.