Home / 1,628,926.47-2,247,875.55-893,878.47

Finding the Fourth Proportional to 1,628,926.47, 2,247,875.55 and 893,878.47

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Solution

The fourth proportional to 1,628,926.47, 2,247,875.55 and 893,878.47 is: 1,233,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,926.47 : 2,247,875.55 = 893,878.47 : x
  2. Step 2: Convert to fraction form
    1,628,926.47/2,247,875.55 = 893,878.47/x
  3. Step 3: Cross multiply
    1,628,926.47x = 2,247,875.55 × 893,878.47
  4. Step 4: Simplify right side
    1,628,926.47x = 2,009,327,557,384.41
  5. Step 5: Solve for x
    x = 2,009,327,557,384.41/1,628,926.47
  6. Step 6: Final answer
    x = 1,233,528.70

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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.