Home / 1,105,309.40-1,657,964.10-601,424.60

Finding the Fourth Proportional to 1,105,309.40, 1,657,964.10 and 601,424.60

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Solution

The fourth proportional to 1,105,309.40, 1,657,964.10 and 601,424.60 is: 902,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,309.40 : 1,657,964.10 = 601,424.60 : x
  2. Step 2: Convert to fraction form
    1,105,309.40/1,657,964.10 = 601,424.60/x
  3. Step 3: Cross multiply
    1,105,309.40x = 1,657,964.10 × 601,424.60
  4. Step 4: Simplify right side
    1,105,309.40x = 997,140,395,656.86
  5. Step 5: Solve for x
    x = 997,140,395,656.86/1,105,309.40
  6. Step 6: Final answer
    x = 902,136.90

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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.