Home / 1,495,615.32-2,063,938.48-816,551.80

Finding the Fourth Proportional to 1,495,615.32, 2,063,938.48 and 816,551.80

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Solution

The fourth proportional to 1,495,615.32, 2,063,938.48 and 816,551.80 is: 1,126,835.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,615.32 : 2,063,938.48 = 816,551.80 : x
  2. Step 2: Convert to fraction form
    1,495,615.32/2,063,938.48 = 816,551.80/x
  3. Step 3: Cross multiply
    1,495,615.32x = 2,063,938.48 × 816,551.80
  4. Step 4: Simplify right side
    1,495,615.32x = 1,685,312,680,933.26
  5. Step 5: Solve for x
    x = 1,685,312,680,933.26/1,495,615.32
  6. Step 6: Final answer
    x = 1,126,835.66

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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.