Home / 1,151,858.82-1,586,969.22-802,670.10

Finding the Fourth Proportional to 1,151,858.82, 1,586,969.22 and 802,670.10

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Solution

The fourth proportional to 1,151,858.82, 1,586,969.22 and 802,670.10 is: 1,105,875.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,858.82 : 1,586,969.22 = 802,670.10 : x
  2. Step 2: Convert to fraction form
    1,151,858.82/1,586,969.22 = 802,670.10/x
  3. Step 3: Cross multiply
    1,151,858.82x = 1,586,969.22 × 802,670.10
  4. Step 4: Simplify right side
    1,151,858.82x = 1,273,812,742,514.32
  5. Step 5: Solve for x
    x = 1,273,812,742,514.32/1,151,858.82
  6. Step 6: Final answer
    x = 1,105,875.76

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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.