Home / 1,559,266.49-2,151,796.59-870,967.32

Finding the Fourth Proportional to 1,559,266.49, 2,151,796.59 and 870,967.32

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Solution

The fourth proportional to 1,559,266.49, 2,151,796.59 and 870,967.32 is: 1,201,939.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,266.49 : 2,151,796.59 = 870,967.32 : x
  2. Step 2: Convert to fraction form
    1,559,266.49/2,151,796.59 = 870,967.32/x
  3. Step 3: Cross multiply
    1,559,266.49x = 2,151,796.59 × 870,967.32
  4. Step 4: Simplify right side
    1,559,266.49x = 1,874,144,509,177.44
  5. Step 5: Solve for x
    x = 1,874,144,509,177.44/1,559,266.49
  6. Step 6: Final answer
    x = 1,201,939.84

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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.