Home / 1,403,501.40-2,105,252.10-505,956.60

Finding the Fourth Proportional to 1,403,501.40, 2,105,252.10 and 505,956.60

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Solution

The fourth proportional to 1,403,501.40, 2,105,252.10 and 505,956.60 is: 758,934.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,501.40 : 2,105,252.10 = 505,956.60 : x
  2. Step 2: Convert to fraction form
    1,403,501.40/2,105,252.10 = 505,956.60/x
  3. Step 3: Cross multiply
    1,403,501.40x = 2,105,252.10 × 505,956.60
  4. Step 4: Simplify right side
    1,403,501.40x = 1,065,166,194,658.86
  5. Step 5: Solve for x
    x = 1,065,166,194,658.86/1,403,501.40
  6. Step 6: Final answer
    x = 758,934.90

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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.