Home / 1,155,601.65-1,733,063.49-435,423.78

Finding the Fourth Proportional to 1,155,601.65, 1,733,063.49 and 435,423.78

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Solution

The fourth proportional to 1,155,601.65, 1,733,063.49 and 435,423.78 is: 653,007.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,601.65 : 1,733,063.49 = 435,423.78 : x
  2. Step 2: Convert to fraction form
    1,155,601.65/1,733,063.49 = 435,423.78/x
  3. Step 3: Cross multiply
    1,155,601.65x = 1,733,063.49 × 435,423.78
  4. Step 4: Simplify right side
    1,155,601.65x = 754,617,055,795.79
  5. Step 5: Solve for x
    x = 754,617,055,795.79/1,155,601.65
  6. Step 6: Final answer
    x = 653,007.94

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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.