Home / 1,081,602.72-1,492,574.16-622,702.08

Finding the Fourth Proportional to 1,081,602.72, 1,492,574.16 and 622,702.08

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Solution

The fourth proportional to 1,081,602.72, 1,492,574.16 and 622,702.08 is: 859,307.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,602.72 : 1,492,574.16 = 622,702.08 : x
  2. Step 2: Convert to fraction form
    1,081,602.72/1,492,574.16 = 622,702.08/x
  3. Step 3: Cross multiply
    1,081,602.72x = 1,492,574.16 × 622,702.08
  4. Step 4: Simplify right side
    1,081,602.72x = 929,429,033,986.25
  5. Step 5: Solve for x
    x = 929,429,033,986.25/1,081,602.72
  6. Step 6: Final answer
    x = 859,307.23

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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.