Home / 1,260,543.90-1,890,814.80-461,887.92

Finding the Fourth Proportional to 1,260,543.90, 1,890,814.80 and 461,887.92

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Solution

The fourth proportional to 1,260,543.90, 1,890,814.80 and 461,887.92 is: 692,831.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,543.90 : 1,890,814.80 = 461,887.92 : x
  2. Step 2: Convert to fraction form
    1,260,543.90/1,890,814.80 = 461,887.92/x
  3. Step 3: Cross multiply
    1,260,543.90x = 1,890,814.80 × 461,887.92
  4. Step 4: Simplify right side
    1,260,543.90x = 873,344,515,077.22
  5. Step 5: Solve for x
    x = 873,344,515,077.22/1,260,543.90
  6. Step 6: Final answer
    x = 692,831.50

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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.