Home / 1,495,615.04-2,063,997.60-816,603.20

Finding the Fourth Proportional to 1,495,615.04, 2,063,997.60 and 816,603.20

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Solution

The fourth proportional to 1,495,615.04, 2,063,997.60 and 816,603.20 is: 1,126,939.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,615.04 : 2,063,997.60 = 816,603.20 : x
  2. Step 2: Convert to fraction form
    1,495,615.04/2,063,997.60 = 816,603.20/x
  3. Step 3: Cross multiply
    1,495,615.04x = 2,063,997.60 × 816,603.20
  4. Step 4: Simplify right side
    1,495,615.04x = 1,685,467,044,952.32
  5. Step 5: Solve for x
    x = 1,685,467,044,952.32/1,495,615.04
  6. Step 6: Final answer
    x = 1,126,939.09

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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.