Home / 1,554,877.23-2,145,803.90-910,504.95

Finding the Fourth Proportional to 1,554,877.23, 2,145,803.90 and 910,504.95

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Solution

The fourth proportional to 1,554,877.23, 2,145,803.90 and 910,504.95 is: 1,256,539.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,877.23 : 2,145,803.90 = 910,504.95 : x
  2. Step 2: Convert to fraction form
    1,554,877.23/2,145,803.90 = 910,504.95/x
  3. Step 3: Cross multiply
    1,554,877.23x = 2,145,803.90 × 910,504.95
  4. Step 4: Simplify right side
    1,554,877.23x = 1,953,765,068,126.78
  5. Step 5: Solve for x
    x = 1,953,765,068,126.78/1,554,877.23
  6. Step 6: Final answer
    x = 1,256,539.76

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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.