Home / 3,485,018.60-5,226,491.10-1,353,876.20

Finding the Fourth Proportional to 3,485,018.60, 5,226,491.10 and 1,353,876.20

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Solution

The fourth proportional to 3,485,018.60, 5,226,491.10 and 1,353,876.20 is: 2,030,411.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,018.60 : 5,226,491.10 = 1,353,876.20 : x
  2. Step 2: Convert to fraction form
    3,485,018.60/5,226,491.10 = 1,353,876.20/x
  3. Step 3: Cross multiply
    3,485,018.60x = 5,226,491.10 × 1,353,876.20
  4. Step 4: Simplify right side
    3,485,018.60x = 7,076,021,909,801.82
  5. Step 5: Solve for x
    x = 7,076,021,909,801.82/3,485,018.60
  6. Step 6: Final answer
    x = 2,030,411.52

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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.