Home / 1,453,543.07-2,180,148.23-388,668.16

Finding the Fourth Proportional to 1,453,543.07, 2,180,148.23 and 388,668.16

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Solution

The fourth proportional to 1,453,543.07, 2,180,148.23 and 388,668.16 is: 582,957.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,543.07 : 2,180,148.23 = 388,668.16 : x
  2. Step 2: Convert to fraction form
    1,453,543.07/2,180,148.23 = 388,668.16/x
  3. Step 3: Cross multiply
    1,453,543.07x = 2,180,148.23 × 388,668.16
  4. Step 4: Simplify right side
    1,453,543.07x = 847,354,201,081.36
  5. Step 5: Solve for x
    x = 847,354,201,081.36/1,453,543.07
  6. Step 6: Final answer
    x = 582,957.75

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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.