Home / 1,316,440.20-1,974,077.10-606,685.80

Finding the Fourth Proportional to 1,316,440.20, 1,974,077.10 and 606,685.80

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Solution

The fourth proportional to 1,316,440.20, 1,974,077.10 and 606,685.80 is: 909,759.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,440.20 : 1,974,077.10 = 606,685.80 : x
  2. Step 2: Convert to fraction form
    1,316,440.20/1,974,077.10 = 606,685.80/x
  3. Step 3: Cross multiply
    1,316,440.20x = 1,974,077.10 × 606,685.80
  4. Step 4: Simplify right side
    1,316,440.20x = 1,197,644,544,675.18
  5. Step 5: Solve for x
    x = 1,197,644,544,675.18/1,316,440.20
  6. Step 6: Final answer
    x = 909,759.93

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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.