Home / 1,544,362.20-2,316,980.70-479,511.90

Finding the Fourth Proportional to 1,544,362.20, 2,316,980.70 and 479,511.90

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Solution

The fourth proportional to 1,544,362.20, 2,316,980.70 and 479,511.90 is: 719,403.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,362.20 : 2,316,980.70 = 479,511.90 : x
  2. Step 2: Convert to fraction form
    1,544,362.20/2,316,980.70 = 479,511.90/x
  3. Step 3: Cross multiply
    1,544,362.20x = 2,316,980.70 × 479,511.90
  4. Step 4: Simplify right side
    1,544,362.20x = 1,111,019,817,720.33
  5. Step 5: Solve for x
    x = 1,111,019,817,720.33/1,544,362.20
  6. Step 6: Final answer
    x = 719,403.66

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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.