Home / 3,090,901.34-4,636,573.38-816,403.06

Finding the Fourth Proportional to 3,090,901.34, 4,636,573.38 and 816,403.06

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Solution

The fourth proportional to 3,090,901.34, 4,636,573.38 and 816,403.06 is: 1,224,663.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090,901.34 : 4,636,573.38 = 816,403.06 : x
  2. Step 2: Convert to fraction form
    3,090,901.34/4,636,573.38 = 816,403.06/x
  3. Step 3: Cross multiply
    3,090,901.34x = 4,636,573.38 × 816,403.06
  4. Step 4: Simplify right side
    3,090,901.34x = 3,785,312,681,766.10
  5. Step 5: Solve for x
    x = 3,785,312,681,766.10/3,090,901.34
  6. Step 6: Final answer
    x = 1,224,663.06

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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.