Home / 1,554,867.66-2,145,790.26-910,495.38

Finding the Fourth Proportional to 1,554,867.66, 2,145,790.26 and 910,495.38

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Solution

The fourth proportional to 1,554,867.66, 2,145,790.26 and 910,495.38 is: 1,256,526.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,867.66 : 2,145,790.26 = 910,495.38 : x
  2. Step 2: Convert to fraction form
    1,554,867.66/2,145,790.26 = 910,495.38/x
  3. Step 3: Cross multiply
    1,554,867.66x = 2,145,790.26 × 910,495.38
  4. Step 4: Simplify right side
    1,554,867.66x = 1,953,732,118,179.00
  5. Step 5: Solve for x
    x = 1,953,732,118,179.00/1,554,867.66
  6. Step 6: Final answer
    x = 1,256,526.31

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1.5x scale

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.