Home / 2,768,543.20-4,152,814.80-1,574,149.60

Finding the Fourth Proportional to 2,768,543.20, 4,152,814.80 and 1,574,149.60

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Solution

The fourth proportional to 2,768,543.20, 4,152,814.80 and 1,574,149.60 is: 2,361,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,543.20 : 4,152,814.80 = 1,574,149.60 : x
  2. Step 2: Convert to fraction form
    2,768,543.20/4,152,814.80 = 1,574,149.60/x
  3. Step 3: Cross multiply
    2,768,543.20x = 4,152,814.80 × 1,574,149.60
  4. Step 4: Simplify right side
    2,768,543.20x = 6,537,151,756,294.08
  5. Step 5: Solve for x
    x = 6,537,151,756,294.08/2,768,543.20
  6. Step 6: Final answer
    x = 2,361,224.40

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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.