Home / 1,555,039.52-2,332,401.53-417,653.93

Finding the Fourth Proportional to 1,555,039.52, 2,332,401.53 and 417,653.93

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Solution

The fourth proportional to 1,555,039.52, 2,332,401.53 and 417,653.93 is: 626,438.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,039.52 : 2,332,401.53 = 417,653.93 : x
  2. Step 2: Convert to fraction form
    1,555,039.52/2,332,401.53 = 417,653.93/x
  3. Step 3: Cross multiply
    1,555,039.52x = 2,332,401.53 × 417,653.93
  4. Step 4: Simplify right side
    1,555,039.52x = 974,136,651,592.24
  5. Step 5: Solve for x
    x = 974,136,651,592.24/1,555,039.52
  6. Step 6: Final answer
    x = 626,438.52

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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.