Home / 2,106,902.36-2,907,503.40-1,140,011.30

Finding the Fourth Proportional to 2,106,902.36, 2,907,503.40 and 1,140,011.30

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Solution

The fourth proportional to 2,106,902.36, 2,907,503.40 and 1,140,011.30 is: 1,573,203.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,902.36 : 2,907,503.40 = 1,140,011.30 : x
  2. Step 2: Convert to fraction form
    2,106,902.36/2,907,503.40 = 1,140,011.30/x
  3. Step 3: Cross multiply
    2,106,902.36x = 2,907,503.40 × 1,140,011.30
  4. Step 4: Simplify right side
    2,106,902.36x = 3,314,586,730,788.42
  5. Step 5: Solve for x
    x = 3,314,586,730,788.42/2,106,902.36
  6. Step 6: Final answer
    x = 1,573,203.77

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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.