Home / 1,788,045.20-2,681,290.20-589,504.40

Finding the Fourth Proportional to 1,788,045.20, 2,681,290.20 and 589,504.40

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Solution

The fourth proportional to 1,788,045.20, 2,681,290.20 and 589,504.40 is: 884,000.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,045.20 : 2,681,290.20 = 589,504.40 : x
  2. Step 2: Convert to fraction form
    1,788,045.20/2,681,290.20 = 589,504.40/x
  3. Step 3: Cross multiply
    1,788,045.20x = 2,681,290.20 × 589,504.40
  4. Step 4: Simplify right side
    1,788,045.20x = 1,580,632,370,576.88
  5. Step 5: Solve for x
    x = 1,580,632,370,576.88/1,788,045.20
  6. Step 6: Final answer
    x = 884,000.23

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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.