Home / 1,965,869.56-2,712,987.30-1,106,485.48

Finding the Fourth Proportional to 1,965,869.56, 2,712,987.30 and 1,106,485.48

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Solution

The fourth proportional to 1,965,869.56, 2,712,987.30 and 1,106,485.48 is: 1,526,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,869.56 : 2,712,987.30 = 1,106,485.48 : x
  2. Step 2: Convert to fraction form
    1,965,869.56/2,712,987.30 = 1,106,485.48/x
  3. Step 3: Cross multiply
    1,965,869.56x = 2,712,987.30 × 1,106,485.48
  4. Step 4: Simplify right side
    1,965,869.56x = 3,001,881,054,874.40
  5. Step 5: Solve for x
    x = 3,001,881,054,874.40/1,965,869.56
  6. Step 6: Final answer
    x = 1,526,999.10

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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.