Home / 1,494,649.40-2,242,192.80-784,730.98

Finding the Fourth Proportional to 1,494,649.40, 2,242,192.80 and 784,730.98

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Solution

The fourth proportional to 1,494,649.40, 2,242,192.80 and 784,730.98 is: 1,177,211.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,649.40 : 2,242,192.80 = 784,730.98 : x
  2. Step 2: Convert to fraction form
    1,494,649.40/2,242,192.80 = 784,730.98/x
  3. Step 3: Cross multiply
    1,494,649.40x = 2,242,192.80 × 784,730.98
  4. Step 4: Simplify right side
    1,494,649.40x = 1,759,518,142,081.98
  5. Step 5: Solve for x
    x = 1,759,518,142,081.98/1,494,649.40
  6. Step 6: Final answer
    x = 1,177,211.29

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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.