Home / 1,490,141.34-2,053,935.54-1,053,995.22

Finding the Fourth Proportional to 1,490,141.34, 2,053,935.54 and 1,053,995.22

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Solution

The fourth proportional to 1,490,141.34, 2,053,935.54 and 1,053,995.22 is: 1,452,773.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,141.34 : 2,053,935.54 = 1,053,995.22 : x
  2. Step 2: Convert to fraction form
    1,490,141.34/2,053,935.54 = 1,053,995.22/x
  3. Step 3: Cross multiply
    1,490,141.34x = 2,053,935.54 × 1,053,995.22
  4. Step 4: Simplify right side
    1,490,141.34x = 2,164,838,241,348.12
  5. Step 5: Solve for x
    x = 2,164,838,241,348.12/1,490,141.34
  6. Step 6: Final answer
    x = 1,452,773.76

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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.