Home / 5,775,012.78-8,662,495.56-1,457,073.12

Finding the Fourth Proportional to 5,775,012.78, 8,662,495.56 and 1,457,073.12

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Solution

The fourth proportional to 5,775,012.78, 8,662,495.56 and 1,457,073.12 is: 2,185,603.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775,012.78 : 8,662,495.56 = 1,457,073.12 : x
  2. Step 2: Convert to fraction form
    5,775,012.78/8,662,495.56 = 1,457,073.12/x
  3. Step 3: Cross multiply
    5,775,012.78x = 8,662,495.56 × 1,457,073.12
  4. Step 4: Simplify right side
    5,775,012.78x = 12,621,889,432,595.35
  5. Step 5: Solve for x
    x = 12,621,889,432,595.35/5,775,012.78
  6. Step 6: Final answer
    x = 2,185,603.72

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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.