Home / 1,142,698.68-1,576,939.86-626,501.16

Finding the Fourth Proportional to 1,142,698.68, 1,576,939.86 and 626,501.16

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Solution

The fourth proportional to 1,142,698.68, 1,576,939.86 and 626,501.16 is: 864,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,698.68 : 1,576,939.86 = 626,501.16 : x
  2. Step 2: Convert to fraction form
    1,142,698.68/1,576,939.86 = 626,501.16/x
  3. Step 3: Cross multiply
    1,142,698.68x = 1,576,939.86 × 626,501.16
  4. Step 4: Simplify right side
    1,142,698.68x = 987,954,651,540.24
  5. Step 5: Solve for x
    x = 987,954,651,540.24/1,142,698.68
  6. Step 6: Final answer
    x = 864,580.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.