Home / 2,788,430.40-4,182,559.20-793,886.40

Finding the Fourth Proportional to 2,788,430.40, 4,182,559.20 and 793,886.40

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Solution

The fourth proportional to 2,788,430.40, 4,182,559.20 and 793,886.40 is: 1,190,805.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,430.40 : 4,182,559.20 = 793,886.40 : x
  2. Step 2: Convert to fraction form
    2,788,430.40/4,182,559.20 = 793,886.40/x
  3. Step 3: Cross multiply
    2,788,430.40x = 4,182,559.20 × 793,886.40
  4. Step 4: Simplify right side
    2,788,430.40x = 3,320,476,866,074.88
  5. Step 5: Solve for x
    x = 3,320,476,866,074.88/2,788,430.40
  6. Step 6: Final answer
    x = 1,190,805.00

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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.