Home / 1,484,978.67-2,049,270.03-805,915.17

Finding the Fourth Proportional to 1,484,978.67, 2,049,270.03 and 805,915.17

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Solution

The fourth proportional to 1,484,978.67, 2,049,270.03 and 805,915.17 is: 1,112,162.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,978.67 : 2,049,270.03 = 805,915.17 : x
  2. Step 2: Convert to fraction form
    1,484,978.67/2,049,270.03 = 805,915.17/x
  3. Step 3: Cross multiply
    1,484,978.67x = 2,049,270.03 × 805,915.17
  4. Step 4: Simplify right side
    1,484,978.67x = 1,651,537,804,603.36
  5. Step 5: Solve for x
    x = 1,651,537,804,603.36/1,484,978.67
  6. Step 6: Final answer
    x = 1,112,162.64

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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.