Home / 1,316,425.20-1,974,054.60-606,670.80

Finding the Fourth Proportional to 1,316,425.20, 1,974,054.60 and 606,670.80

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Solution

The fourth proportional to 1,316,425.20, 1,974,054.60 and 606,670.80 is: 909,737.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,425.20 : 1,974,054.60 = 606,670.80 : x
  2. Step 2: Convert to fraction form
    1,316,425.20/1,974,054.60 = 606,670.80/x
  3. Step 3: Cross multiply
    1,316,425.20x = 1,974,054.60 × 606,670.80
  4. Step 4: Simplify right side
    1,316,425.20x = 1,197,601,283,425.68
  5. Step 5: Solve for x
    x = 1,197,601,283,425.68/1,316,425.20
  6. Step 6: Final answer
    x = 909,737.43

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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.