Home / 1,440,153.54-2,160,203.58-429,960.42

Finding the Fourth Proportional to 1,440,153.54, 2,160,203.58 and 429,960.42

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Solution

The fourth proportional to 1,440,153.54, 2,160,203.58 and 429,960.42 is: 644,932.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,153.54 : 2,160,203.58 = 429,960.42 : x
  2. Step 2: Convert to fraction form
    1,440,153.54/2,160,203.58 = 429,960.42/x
  3. Step 3: Cross multiply
    1,440,153.54x = 2,160,203.58 × 429,960.42
  4. Step 4: Simplify right side
    1,440,153.54x = 928,802,038,542.30
  5. Step 5: Solve for x
    x = 928,802,038,542.30/1,440,153.54
  6. Step 6: Final answer
    x = 644,932.65

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1.5x scale

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.