Home / 2,953,552.80-4,430,329.20-1,690,341.60

Finding the Fourth Proportional to 2,953,552.80, 4,430,329.20 and 1,690,341.60

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Solution

The fourth proportional to 2,953,552.80, 4,430,329.20 and 1,690,341.60 is: 2,535,512.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,552.80 : 4,430,329.20 = 1,690,341.60 : x
  2. Step 2: Convert to fraction form
    2,953,552.80/4,430,329.20 = 1,690,341.60/x
  3. Step 3: Cross multiply
    2,953,552.80x = 4,430,329.20 × 1,690,341.60
  4. Step 4: Simplify right side
    2,953,552.80x = 7,488,769,748,454.72
  5. Step 5: Solve for x
    x = 7,488,769,748,454.72/2,953,552.80
  6. Step 6: Final answer
    x = 2,535,512.40

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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.