Home / 1,086,411.33-1,499,523.24-742,386.51

Finding the Fourth Proportional to 1,086,411.33, 1,499,523.24 and 742,386.51

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Solution

The fourth proportional to 1,086,411.33, 1,499,523.24 and 742,386.51 is: 1,024,681.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,411.33 : 1,499,523.24 = 742,386.51 : x
  2. Step 2: Convert to fraction form
    1,086,411.33/1,499,523.24 = 742,386.51/x
  3. Step 3: Cross multiply
    1,086,411.33x = 1,499,523.24 × 742,386.51
  4. Step 4: Simplify right side
    1,086,411.33x = 1,113,225,824,807.49
  5. Step 5: Solve for x
    x = 1,113,225,824,807.49/1,086,411.33
  6. Step 6: Final answer
    x = 1,024,681.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.