Home / 6,605,328-9,909,656.64-1,877,520

Finding the Fourth Proportional to 6,605,328, 9,909,656.64 and 1,877,520

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Solution

The fourth proportional to 6,605,328, 9,909,656.64 and 1,877,520 is: 2,816,753.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605,328 : 9,909,656.64 = 1,877,520 : x
  2. Step 2: Convert to fraction form
    6,605,328/9,909,656.64 = 1,877,520/x
  3. Step 3: Cross multiply
    6,605,328x = 9,909,656.64 × 1,877,520
  4. Step 4: Simplify right side
    6,605,328x = 18,605,578,534,732.80
  5. Step 5: Solve for x
    x = 18,605,578,534,732.80/6,605,328
  6. Step 6: Final answer
    x = 2,816,753.16

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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.