Home / 1,307,175.60-1,960,374.60-507,997.20

Finding the Fourth Proportional to 1,307,175.60, 1,960,374.60 and 507,997.20

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Solution

The fourth proportional to 1,307,175.60, 1,960,374.60 and 507,997.20 is: 761,844.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,175.60 : 1,960,374.60 = 507,997.20 : x
  2. Step 2: Convert to fraction form
    1,307,175.60/1,960,374.60 = 507,997.20/x
  3. Step 3: Cross multiply
    1,307,175.60x = 1,960,374.60 × 507,997.20
  4. Step 4: Simplify right side
    1,307,175.60x = 995,864,807,751.12
  5. Step 5: Solve for x
    x = 995,864,807,751.12/1,307,175.60
  6. Step 6: Final answer
    x = 761,844.70

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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.