Home / 1,294,117.40-1,941,176.10-347,583.80

Finding the Fourth Proportional to 1,294,117.40, 1,941,176.10 and 347,583.80

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Solution

The fourth proportional to 1,294,117.40, 1,941,176.10 and 347,583.80 is: 521,375.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,117.40 : 1,941,176.10 = 347,583.80 : x
  2. Step 2: Convert to fraction form
    1,294,117.40/1,941,176.10 = 347,583.80/x
  3. Step 3: Cross multiply
    1,294,117.40x = 1,941,176.10 × 347,583.80
  4. Step 4: Simplify right side
    1,294,117.40x = 674,721,365,307.18
  5. Step 5: Solve for x
    x = 674,721,365,307.18/1,294,117.40
  6. Step 6: Final answer
    x = 521,375.70

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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.