Home / 1,564,536.15-2,342,599.58-992,821.90

Finding the Fourth Proportional to 1,564,536.15, 2,342,599.58 and 992,821.90

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Solution

The fourth proportional to 1,564,536.15, 2,342,599.58 and 992,821.90 is: 1,486,564.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,536.15 : 2,342,599.58 = 992,821.90 : x
  2. Step 2: Convert to fraction form
    1,564,536.15/2,342,599.58 = 992,821.90/x
  3. Step 3: Cross multiply
    1,564,536.15x = 2,342,599.58 × 992,821.90
  4. Step 4: Simplify right side
    1,564,536.15x = 2,325,784,165,954.80
  5. Step 5: Solve for x
    x = 2,325,784,165,954.80/1,564,536.15
  6. Step 6: Final answer
    x = 1,486,564.67

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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.