Home / 1,532,522.70-2,114,558.87-887,904.45

Finding the Fourth Proportional to 1,532,522.70, 2,114,558.87 and 887,904.45

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Solution

The fourth proportional to 1,532,522.70, 2,114,558.87 and 887,904.45 is: 1,225,121.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,522.70 : 2,114,558.87 = 887,904.45 : x
  2. Step 2: Convert to fraction form
    1,532,522.70/2,114,558.87 = 887,904.45/x
  3. Step 3: Cross multiply
    1,532,522.70x = 2,114,558.87 × 887,904.45
  4. Step 4: Simplify right side
    1,532,522.70x = 1,877,526,226,020.45
  5. Step 5: Solve for x
    x = 1,877,526,226,020.45/1,532,522.70
  6. Step 6: Final answer
    x = 1,225,121.32

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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.