Home / 1,424,845.54-1,966,263.05-771,466.22

Finding the Fourth Proportional to 1,424,845.54, 1,966,263.05 and 771,466.22

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Solution

The fourth proportional to 1,424,845.54, 1,966,263.05 and 771,466.22 is: 1,064,610.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,845.54 : 1,966,263.05 = 771,466.22 : x
  2. Step 2: Convert to fraction form
    1,424,845.54/1,966,263.05 = 771,466.22/x
  3. Step 3: Cross multiply
    1,424,845.54x = 1,966,263.05 × 771,466.22
  4. Step 4: Simplify right side
    1,424,845.54x = 1,516,905,533,240.24
  5. Step 5: Solve for x
    x = 1,516,905,533,240.24/1,424,845.54
  6. Step 6: Final answer
    x = 1,064,610.51

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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.