Home / 1,487,666-2,052,971.40-808,606.16

Finding the Fourth Proportional to 1,487,666, 2,052,971.40 and 808,606.16

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Solution

The fourth proportional to 1,487,666, 2,052,971.40 and 808,606.16 is: 1,115,872.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,666 : 2,052,971.40 = 808,606.16 : x
  2. Step 2: Convert to fraction form
    1,487,666/2,052,971.40 = 808,606.16/x
  3. Step 3: Cross multiply
    1,487,666x = 2,052,971.40 × 808,606.16
  4. Step 4: Simplify right side
    1,487,666x = 1,660,045,320,343.82
  5. Step 5: Solve for x
    x = 1,660,045,320,343.82/1,487,666
  6. Step 6: Final answer
    x = 1,115,872.33

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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.