Home / 1,680,602.16-2,319,427.04-955,558.52

Finding the Fourth Proportional to 1,680,602.16, 2,319,427.04 and 955,558.52

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Solution

The fourth proportional to 1,680,602.16, 2,319,427.04 and 955,558.52 is: 1,318,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,602.16 : 2,319,427.04 = 955,558.52 : x
  2. Step 2: Convert to fraction form
    1,680,602.16/2,319,427.04 = 955,558.52/x
  3. Step 3: Cross multiply
    1,680,602.16x = 2,319,427.04 × 955,558.52
  4. Step 4: Simplify right side
    1,680,602.16x = 2,216,348,269,590.38
  5. Step 5: Solve for x
    x = 2,216,348,269,590.38/1,680,602.16
  6. Step 6: Final answer
    x = 1,318,782.23

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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.