Home / 1,020,860.01-1,531,173.27-272,964.33

Finding the Fourth Proportional to 1,020,860.01, 1,531,173.27 and 272,964.33

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Solution

The fourth proportional to 1,020,860.01, 1,531,173.27 and 272,964.33 is: 409,415.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,860.01 : 1,531,173.27 = 272,964.33 : x
  2. Step 2: Convert to fraction form
    1,020,860.01/1,531,173.27 = 272,964.33/x
  3. Step 3: Cross multiply
    1,020,860.01x = 1,531,173.27 × 272,964.33
  4. Step 4: Simplify right side
    1,020,860.01x = 417,955,685,759.46
  5. Step 5: Solve for x
    x = 417,955,685,759.46/1,020,860.01
  6. Step 6: Final answer
    x = 409,415.28

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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.