Home / 1,432,440.81-2,148,477.66-472,658.85

Finding the Fourth Proportional to 1,432,440.81, 2,148,477.66 and 472,658.85

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Solution

The fourth proportional to 1,432,440.81, 2,148,477.66 and 472,658.85 is: 708,927.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,440.81 : 2,148,477.66 = 472,658.85 : x
  2. Step 2: Convert to fraction form
    1,432,440.81/2,148,477.66 = 472,658.85/x
  3. Step 3: Cross multiply
    1,432,440.81x = 2,148,477.66 × 472,658.85
  4. Step 4: Simplify right side
    1,432,440.81x = 1,015,496,980,026.29
  5. Step 5: Solve for x
    x = 1,015,496,980,026.29/1,432,440.81
  6. Step 6: Final answer
    x = 708,927.71

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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.