Home / 2,926,985.81-4,387,275.97-1,507,127.09

Finding the Fourth Proportional to 2,926,985.81, 4,387,275.97 and 1,507,127.09

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Solution

The fourth proportional to 2,926,985.81, 4,387,275.97 and 1,507,127.09 is: 2,259,041.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926,985.81 : 4,387,275.97 = 1,507,127.09 : x
  2. Step 2: Convert to fraction form
    2,926,985.81/4,387,275.97 = 1,507,127.09/x
  3. Step 3: Cross multiply
    2,926,985.81x = 4,387,275.97 × 1,507,127.09
  4. Step 4: Simplify right side
    2,926,985.81x = 6,612,182,439,988.83
  5. Step 5: Solve for x
    x = 6,612,182,439,988.83/2,926,985.81
  6. Step 6: Final answer
    x = 2,259,041.51

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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.