Home / 1,870,498.78-2,581,317.04-1,095,944.25

Finding the Fourth Proportional to 1,870,498.78, 2,581,317.04 and 1,095,944.25

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Solution

The fourth proportional to 1,870,498.78, 2,581,317.04 and 1,095,944.25 is: 1,512,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,498.78 : 2,581,317.04 = 1,095,944.25 : x
  2. Step 2: Convert to fraction form
    1,870,498.78/2,581,317.04 = 1,095,944.25/x
  3. Step 3: Cross multiply
    1,870,498.78x = 2,581,317.04 × 1,095,944.25
  4. Step 4: Simplify right side
    1,870,498.78x = 2,828,979,567,415.02
  5. Step 5: Solve for x
    x = 2,828,979,567,415.02/1,870,498.78
  6. Step 6: Final answer
    x = 1,512,419.89

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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.