Home / 3,557,818.56-4,909,829.04-1,926,261.36

Finding the Fourth Proportional to 3,557,818.56, 4,909,829.04 and 1,926,261.36

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Solution

The fourth proportional to 3,557,818.56, 4,909,829.04 and 1,926,261.36 is: 2,658,262.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,818.56 : 4,909,829.04 = 1,926,261.36 : x
  2. Step 2: Convert to fraction form
    3,557,818.56/4,909,829.04 = 1,926,261.36/x
  3. Step 3: Cross multiply
    3,557,818.56x = 4,909,829.04 × 1,926,261.36
  4. Step 4: Simplify right side
    3,557,818.56x = 9,457,613,963,957.90
  5. Step 5: Solve for x
    x = 9,457,613,963,957.90/3,557,818.56
  6. Step 6: Final answer
    x = 2,658,262.02

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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.