Home / 1,664,089.10-2,497,117.80-1,097,109.35

Finding the Fourth Proportional to 1,664,089.10, 2,497,117.80 and 1,097,109.35

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Solution

The fourth proportional to 1,664,089.10, 2,497,117.80 and 1,097,109.35 is: 1,646,312.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,089.10 : 2,497,117.80 = 1,097,109.35 : x
  2. Step 2: Convert to fraction form
    1,664,089.10/2,497,117.80 = 1,097,109.35/x
  3. Step 3: Cross multiply
    1,664,089.10x = 2,497,117.80 × 1,097,109.35
  4. Step 4: Simplify right side
    1,664,089.10x = 2,739,611,286,431.43
  5. Step 5: Solve for x
    x = 2,739,611,286,431.43/1,664,089.10
  6. Step 6: Final answer
    x = 1,646,312.86

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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.