Home / 1,870,553.12-2,581,362.19-1,011,113.39

Finding the Fourth Proportional to 1,870,553.12, 2,581,362.19 and 1,011,113.39

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Solution

The fourth proportional to 1,870,553.12, 2,581,362.19 and 1,011,113.39 is: 1,395,335.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,553.12 : 2,581,362.19 = 1,011,113.39 : x
  2. Step 2: Convert to fraction form
    1,870,553.12/2,581,362.19 = 1,011,113.39/x
  3. Step 3: Cross multiply
    1,870,553.12x = 2,581,362.19 × 1,011,113.39
  4. Step 4: Simplify right side
    1,870,553.12x = 2,610,049,878,674.35
  5. Step 5: Solve for x
    x = 2,610,049,878,674.35/1,870,553.12
  6. Step 6: Final answer
    x = 1,395,335.88

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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.