Home / 1,283,341.56-1,770,989.86-710,369.40

Finding the Fourth Proportional to 1,283,341.56, 1,770,989.86 and 710,369.40

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Solution

The fourth proportional to 1,283,341.56, 1,770,989.86 and 710,369.40 is: 980,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,341.56 : 1,770,989.86 = 710,369.40 : x
  2. Step 2: Convert to fraction form
    1,283,341.56/1,770,989.86 = 710,369.40/x
  3. Step 3: Cross multiply
    1,283,341.56x = 1,770,989.86 × 710,369.40
  4. Step 4: Simplify right side
    1,283,341.56x = 1,258,057,004,254.28
  5. Step 5: Solve for x
    x = 1,258,057,004,254.28/1,283,341.56
  6. Step 6: Final answer
    x = 980,297.88

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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.