Home / 1,235,868.60-1,851,470.10-634,783.80

Finding the Fourth Proportional to 1,235,868.60, 1,851,470.10 and 634,783.80

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Solution

The fourth proportional to 1,235,868.60, 1,851,470.10 and 634,783.80 is: 950,977.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,868.60 : 1,851,470.10 = 634,783.80 : x
  2. Step 2: Convert to fraction form
    1,235,868.60/1,851,470.10 = 634,783.80/x
  3. Step 3: Cross multiply
    1,235,868.60x = 1,851,470.10 × 634,783.80
  4. Step 4: Simplify right side
    1,235,868.60x = 1,175,283,225,664.38
  5. Step 5: Solve for x
    x = 1,175,283,225,664.38/1,235,868.60
  6. Step 6: Final answer
    x = 950,977.50

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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.