Home / 4,781,967.30-7,173,381.71-1,543,581.75

Finding the Fourth Proportional to 4,781,967.30, 7,173,381.71 and 1,543,581.75

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Solution

The fourth proportional to 4,781,967.30, 7,173,381.71 and 1,543,581.75 is: 2,315,511.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781,967.30 : 7,173,381.71 = 1,543,581.75 : x
  2. Step 2: Convert to fraction form
    4,781,967.30/7,173,381.71 = 1,543,581.75/x
  3. Step 3: Cross multiply
    4,781,967.30x = 7,173,381.71 × 1,543,581.75
  4. Step 4: Simplify right side
    4,781,967.30x = 11,072,701,075,066.01
  5. Step 5: Solve for x
    x = 11,072,701,075,066.01/4,781,967.30
  6. Step 6: Final answer
    x = 2,315,511.67

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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.