Home / 5,346,790.80-8,021,352.60-1,559,965.20

Finding the Fourth Proportional to 5,346,790.80, 8,021,352.60 and 1,559,965.20

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Solution

The fourth proportional to 5,346,790.80, 8,021,352.60 and 1,559,965.20 is: 2,340,288.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,790.80 : 8,021,352.60 = 1,559,965.20 : x
  2. Step 2: Convert to fraction form
    5,346,790.80/8,021,352.60 = 1,559,965.20/x
  3. Step 3: Cross multiply
    5,346,790.80x = 8,021,352.60 × 1,559,965.20
  4. Step 4: Simplify right side
    5,346,790.80x = 12,513,030,912,929.52
  5. Step 5: Solve for x
    x = 12,513,030,912,929.52/5,346,790.80
  6. Step 6: Final answer
    x = 2,340,288.11

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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.