Home / 1,663,108.01-2,294,951.58-938,133.90

Finding the Fourth Proportional to 1,663,108.01, 2,294,951.58 and 938,133.90

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Solution

The fourth proportional to 1,663,108.01, 2,294,951.58 and 938,133.90 is: 1,294,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,108.01 : 2,294,951.58 = 938,133.90 : x
  2. Step 2: Convert to fraction form
    1,663,108.01/2,294,951.58 = 938,133.90/x
  3. Step 3: Cross multiply
    1,663,108.01x = 2,294,951.58 × 938,133.90
  4. Step 4: Simplify right side
    1,663,108.01x = 2,152,971,876,056.56
  5. Step 5: Solve for x
    x = 2,152,971,876,056.56/1,663,108.01
  6. Step 6: Final answer
    x = 1,294,547.24

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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.