Home / 1,660,845.02-2,291,966.13-896,898.57

Finding the Fourth Proportional to 1,660,845.02, 2,291,966.13 and 896,898.57

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Solution

The fourth proportional to 1,660,845.02, 2,291,966.13 and 896,898.57 is: 1,237,720.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,845.02 : 2,291,966.13 = 896,898.57 : x
  2. Step 2: Convert to fraction form
    1,660,845.02/2,291,966.13 = 896,898.57/x
  3. Step 3: Cross multiply
    1,660,845.02x = 2,291,966.13 × 896,898.57
  4. Step 4: Simplify right side
    1,660,845.02x = 2,055,661,144,485.43
  5. Step 5: Solve for x
    x = 2,055,661,144,485.43/1,660,845.02
  6. Step 6: Final answer
    x = 1,237,720.03

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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.