Home / 1,266,979.08-1,901,084.22-556,915.26

Finding the Fourth Proportional to 1,266,979.08, 1,901,084.22 and 556,915.26

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Solution

The fourth proportional to 1,266,979.08, 1,901,084.22 and 556,915.26 is: 835,643.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,979.08 : 1,901,084.22 = 556,915.26 : x
  2. Step 2: Convert to fraction form
    1,266,979.08/1,901,084.22 = 556,915.26/x
  3. Step 3: Cross multiply
    1,266,979.08x = 1,901,084.22 × 556,915.26
  4. Step 4: Simplify right side
    1,266,979.08x = 1,058,742,812,663.20
  5. Step 5: Solve for x
    x = 1,058,742,812,663.20/1,266,979.08
  6. Step 6: Final answer
    x = 835,643.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.