Home / 2,078,973.50-2,868,983.44-1,125,117.50

Finding the Fourth Proportional to 2,078,973.50, 2,868,983.44 and 1,125,117.50

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Solution

The fourth proportional to 2,078,973.50, 2,868,983.44 and 1,125,117.50 is: 1,552,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,973.50 : 2,868,983.44 = 1,125,117.50 : x
  2. Step 2: Convert to fraction form
    2,078,973.50/2,868,983.44 = 1,125,117.50/x
  3. Step 3: Cross multiply
    2,078,973.50x = 2,868,983.44 × 1,125,117.50
  4. Step 4: Simplify right side
    2,078,973.50x = 3,227,943,475,554.20
  5. Step 5: Solve for x
    x = 3,227,943,475,554.20/2,078,973.50
  6. Step 6: Final answer
    x = 1,552,662.16

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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.