Home / 2,779,582.40-4,168,984.80-886,515.20

Finding the Fourth Proportional to 2,779,582.40, 4,168,984.80 and 886,515.20

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Solution

The fourth proportional to 2,779,582.40, 4,168,984.80 and 886,515.20 is: 1,329,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,582.40 : 4,168,984.80 = 886,515.20 : x
  2. Step 2: Convert to fraction form
    2,779,582.40/4,168,984.80 = 886,515.20/x
  3. Step 3: Cross multiply
    2,779,582.40x = 4,168,984.80 × 886,515.20
  4. Step 4: Simplify right side
    2,779,582.40x = 3,695,868,393,768.96
  5. Step 5: Solve for x
    x = 3,695,868,393,768.96/2,779,582.40
  6. Step 6: Final answer
    x = 1,329,648.80

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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.