Home / 1,657,288.55-2,486,037.90-520,095.59

Finding the Fourth Proportional to 1,657,288.55, 2,486,037.90 and 520,095.59

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Solution

The fourth proportional to 1,657,288.55, 2,486,037.90 and 520,095.59 is: 780,176.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,288.55 : 2,486,037.90 = 520,095.59 : x
  2. Step 2: Convert to fraction form
    1,657,288.55/2,486,037.90 = 520,095.59/x
  3. Step 3: Cross multiply
    1,657,288.55x = 2,486,037.90 × 520,095.59
  4. Step 4: Simplify right side
    1,657,288.55x = 1,292,977,348,362.86
  5. Step 5: Solve for x
    x = 1,292,977,348,362.86/1,657,288.55
  6. Step 6: Final answer
    x = 780,176.36

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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.