Home / 3,780,663.60-5,670,995.40-3,730,897.20

Finding the Fourth Proportional to 3,780,663.60, 5,670,995.40 and 3,730,897.20

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Solution

The fourth proportional to 3,780,663.60, 5,670,995.40 and 3,730,897.20 is: 5,596,345.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,663.60 : 5,670,995.40 = 3,730,897.20 : x
  2. Step 2: Convert to fraction form
    3,780,663.60/5,670,995.40 = 3,730,897.20/x
  3. Step 3: Cross multiply
    3,780,663.60x = 5,670,995.40 × 3,730,897.20
  4. Step 4: Simplify right side
    3,780,663.60x = 21,157,900,859,072.88
  5. Step 5: Solve for x
    x = 21,157,900,859,072.88/3,780,663.60
  6. Step 6: Final answer
    x = 5,596,345.80

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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.