Home / 1,870,305.17-2,580,969.42-1,054,501.76

Finding the Fourth Proportional to 1,870,305.17, 2,580,969.42 and 1,054,501.76

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Solution

The fourth proportional to 1,870,305.17, 2,580,969.42 and 1,054,501.76 is: 1,455,183.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,305.17 : 2,580,969.42 = 1,054,501.76 : x
  2. Step 2: Convert to fraction form
    1,870,305.17/2,580,969.42 = 1,054,501.76/x
  3. Step 3: Cross multiply
    1,870,305.17x = 2,580,969.42 × 1,054,501.76
  4. Step 4: Simplify right side
    1,870,305.17x = 2,721,636,795,896.18
  5. Step 5: Solve for x
    x = 2,721,636,795,896.18/1,870,305.17
  6. Step 6: Final answer
    x = 1,455,183.27

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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.