Home / 1,314,154.48-1,970,477.18-514,499.80

Finding the Fourth Proportional to 1,314,154.48, 1,970,477.18 and 514,499.80

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Solution

The fourth proportional to 1,314,154.48, 1,970,477.18 and 514,499.80 is: 771,454.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,154.48 : 1,970,477.18 = 514,499.80 : x
  2. Step 2: Convert to fraction form
    1,314,154.48/1,970,477.18 = 514,499.80/x
  3. Step 3: Cross multiply
    1,314,154.48x = 1,970,477.18 × 514,499.80
  4. Step 4: Simplify right side
    1,314,154.48x = 1,013,810,115,014.56
  5. Step 5: Solve for x
    x = 1,013,810,115,014.56/1,314,154.48
  6. Step 6: Final answer
    x = 771,454.29

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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.