Home / 1,180,920.70-1,771,611.45-507,000.70

Finding the Fourth Proportional to 1,180,920.70, 1,771,611.45 and 507,000.70

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Solution

The fourth proportional to 1,180,920.70, 1,771,611.45 and 507,000.70 is: 760,599.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,920.70 : 1,771,611.45 = 507,000.70 : x
  2. Step 2: Convert to fraction form
    1,180,920.70/1,771,611.45 = 507,000.70/x
  3. Step 3: Cross multiply
    1,180,920.70x = 1,771,611.45 × 507,000.70
  4. Step 4: Simplify right side
    1,180,920.70x = 898,208,245,278.02
  5. Step 5: Solve for x
    x = 898,208,245,278.02/1,180,920.70
  6. Step 6: Final answer
    x = 760,599.97

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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.