Home / 1,051,600.40-1,577,400.60-631,696.40

Finding the Fourth Proportional to 1,051,600.40, 1,577,400.60 and 631,696.40

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Solution

The fourth proportional to 1,051,600.40, 1,577,400.60 and 631,696.40 is: 947,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,600.40 : 1,577,400.60 = 631,696.40 : x
  2. Step 2: Convert to fraction form
    1,051,600.40/1,577,400.60 = 631,696.40/x
  3. Step 3: Cross multiply
    1,051,600.40x = 1,577,400.60 × 631,696.40
  4. Step 4: Simplify right side
    1,051,600.40x = 996,438,280,377.84
  5. Step 5: Solve for x
    x = 996,438,280,377.84/1,051,600.40
  6. Step 6: Final answer
    x = 947,544.60

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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.