Home / 1,014,512.50-1,400,071.26-561,803.50

Finding the Fourth Proportional to 1,014,512.50, 1,400,071.26 and 561,803.50

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Solution

The fourth proportional to 1,014,512.50, 1,400,071.26 and 561,803.50 is: 775,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,512.50 : 1,400,071.26 = 561,803.50 : x
  2. Step 2: Convert to fraction form
    1,014,512.50/1,400,071.26 = 561,803.50/x
  3. Step 3: Cross multiply
    1,014,512.50x = 1,400,071.26 × 561,803.50
  4. Step 4: Simplify right side
    1,014,512.50x = 786,564,934,117.41
  5. Step 5: Solve for x
    x = 786,564,934,117.41/1,014,512.50
  6. Step 6: Final answer
    x = 775,313.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.