Home / 1,779,436.80-2,671,228.80-1,070,265.60

Finding the Fourth Proportional to 1,779,436.80, 2,671,228.80 and 1,070,265.60

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Solution

The fourth proportional to 1,779,436.80, 2,671,228.80 and 1,070,265.60 is: 1,606,645.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,436.80 : 2,671,228.80 = 1,070,265.60 : x
  2. Step 2: Convert to fraction form
    1,779,436.80/2,671,228.80 = 1,070,265.60/x
  3. Step 3: Cross multiply
    1,779,436.80x = 2,671,228.80 × 1,070,265.60
  4. Step 4: Simplify right side
    1,779,436.80x = 2,858,924,294,369.28
  5. Step 5: Solve for x
    x = 2,858,924,294,369.28/1,779,436.80
  6. Step 6: Final answer
    x = 1,606,645.59

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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.