Home / 1,929,445.80-2,662,460.73-1,070,003.40

Finding the Fourth Proportional to 1,929,445.80, 2,662,460.73 and 1,070,003.40

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Solution

The fourth proportional to 1,929,445.80, 2,662,460.73 and 1,070,003.40 is: 1,476,507.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,445.80 : 2,662,460.73 = 1,070,003.40 : x
  2. Step 2: Convert to fraction form
    1,929,445.80/2,662,460.73 = 1,070,003.40/x
  3. Step 3: Cross multiply
    1,929,445.80x = 2,662,460.73 × 1,070,003.40
  4. Step 4: Simplify right side
    1,929,445.80x = 2,848,842,033,466.48
  5. Step 5: Solve for x
    x = 2,848,842,033,466.48/1,929,445.80
  6. Step 6: Final answer
    x = 1,476,507.93

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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.