Home / 1,495,626.80-2,243,440.20-1,330,289.60

Finding the Fourth Proportional to 1,495,626.80, 2,243,440.20 and 1,330,289.60

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Solution

The fourth proportional to 1,495,626.80, 2,243,440.20 and 1,330,289.60 is: 1,995,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,626.80 : 2,243,440.20 = 1,330,289.60 : x
  2. Step 2: Convert to fraction form
    1,495,626.80/2,243,440.20 = 1,330,289.60/x
  3. Step 3: Cross multiply
    1,495,626.80x = 2,243,440.20 × 1,330,289.60
  4. Step 4: Simplify right side
    1,495,626.80x = 2,984,425,166,281.92
  5. Step 5: Solve for x
    x = 2,984,425,166,281.92/1,495,626.80
  6. Step 6: Final answer
    x = 1,995,434.40

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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.