Home / 1,411,996.36-1,948,543.32-767,420.46

Finding the Fourth Proportional to 1,411,996.36, 1,948,543.32 and 767,420.46

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Solution

The fourth proportional to 1,411,996.36, 1,948,543.32 and 767,420.46 is: 1,059,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,996.36 : 1,948,543.32 = 767,420.46 : x
  2. Step 2: Convert to fraction form
    1,411,996.36/1,948,543.32 = 767,420.46/x
  3. Step 3: Cross multiply
    1,411,996.36x = 1,948,543.32 × 767,420.46
  4. Step 4: Simplify right side
    1,411,996.36x = 1,495,352,010,964.33
  5. Step 5: Solve for x
    x = 1,495,352,010,964.33/1,411,996.36
  6. Step 6: Final answer
    x = 1,059,033.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.