Home / 2,106,705.60-3,154,712.40-1,159,005.60

Finding the Fourth Proportional to 2,106,705.60, 3,154,712.40 and 1,159,005.60

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Solution

The fourth proportional to 2,106,705.60, 3,154,712.40 and 1,159,005.60 is: 1,735,567.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,705.60 : 3,154,712.40 = 1,159,005.60 : x
  2. Step 2: Convert to fraction form
    2,106,705.60/3,154,712.40 = 1,159,005.60/x
  3. Step 3: Cross multiply
    2,106,705.60x = 3,154,712.40 × 1,159,005.60
  4. Step 4: Simplify right side
    2,106,705.60x = 3,656,329,337,989.44
  5. Step 5: Solve for x
    x = 3,656,329,337,989.44/2,106,705.60
  6. Step 6: Final answer
    x = 1,735,567.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.