Home / 1,523,693.70-2,102,720.94-835,428.42

Finding the Fourth Proportional to 1,523,693.70, 2,102,720.94 and 835,428.42

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Solution

The fourth proportional to 1,523,693.70, 2,102,720.94 and 835,428.42 is: 1,152,904.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,693.70 : 2,102,720.94 = 835,428.42 : x
  2. Step 2: Convert to fraction form
    1,523,693.70/2,102,720.94 = 835,428.42/x
  3. Step 3: Cross multiply
    1,523,693.70x = 2,102,720.94 × 835,428.42
  4. Step 4: Simplify right side
    1,523,693.70x = 1,756,672,832,605.11
  5. Step 5: Solve for x
    x = 1,756,672,832,605.11/1,523,693.70
  6. Step 6: Final answer
    x = 1,152,904.18

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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.