Home / 1,011,750.60-1,517,625.90-507,865.80

Finding the Fourth Proportional to 1,011,750.60, 1,517,625.90 and 507,865.80

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Solution

The fourth proportional to 1,011,750.60, 1,517,625.90 and 507,865.80 is: 761,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,750.60 : 1,517,625.90 = 507,865.80 : x
  2. Step 2: Convert to fraction form
    1,011,750.60/1,517,625.90 = 507,865.80/x
  3. Step 3: Cross multiply
    1,011,750.60x = 1,517,625.90 × 507,865.80
  4. Step 4: Simplify right side
    1,011,750.60x = 770,750,291,804.22
  5. Step 5: Solve for x
    x = 770,750,291,804.22/1,011,750.60
  6. Step 6: Final answer
    x = 761,798.70

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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.