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Finding the Fourth Proportional to 936,006.30, 1,404,009.45 and 736,940.70

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Solution

The fourth proportional to 936,006.30, 1,404,009.45 and 736,940.70 is: 1,105,411.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,006.30 : 1,404,009.45 = 736,940.70 : x
  2. Step 2: Convert to fraction form
    936,006.30/1,404,009.45 = 736,940.70/x
  3. Step 3: Cross multiply
    936,006.30x = 1,404,009.45 × 736,940.70
  4. Step 4: Simplify right side
    936,006.30x = 1,034,671,706,889.61
  5. Step 5: Solve for x
    x = 1,034,671,706,889.61/936,006.30
  6. Step 6: Final answer
    x = 1,105,411.05

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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.