Home / 1,595,345.59-2,201,606.85-870,219.19

Finding the Fourth Proportional to 1,595,345.59, 2,201,606.85 and 870,219.19

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Solution

The fourth proportional to 1,595,345.59, 2,201,606.85 and 870,219.19 is: 1,200,918.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,345.59 : 2,201,606.85 = 870,219.19 : x
  2. Step 2: Convert to fraction form
    1,595,345.59/2,201,606.85 = 870,219.19/x
  3. Step 3: Cross multiply
    1,595,345.59x = 2,201,606.85 × 870,219.19
  4. Step 4: Simplify right side
    1,595,345.59x = 1,915,880,529,705.45
  5. Step 5: Solve for x
    x = 1,915,880,529,705.45/1,595,345.59
  6. Step 6: Final answer
    x = 1,200,918.81

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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.