Home / 1,411,567.22-1,947,974.60-766,987.45

Finding the Fourth Proportional to 1,411,567.22, 1,947,974.60 and 766,987.45

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Solution

The fourth proportional to 1,411,567.22, 1,947,974.60 and 766,987.45 is: 1,058,449.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,567.22 : 1,947,974.60 = 766,987.45 : x
  2. Step 2: Convert to fraction form
    1,411,567.22/1,947,974.60 = 766,987.45/x
  3. Step 3: Cross multiply
    1,411,567.22x = 1,947,974.60 × 766,987.45
  4. Step 4: Simplify right side
    1,411,567.22x = 1,494,072,068,166.30
  5. Step 5: Solve for x
    x = 1,494,072,068,166.30/1,411,567.22
  6. Step 6: Final answer
    x = 1,058,449.11

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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.