Home / 1,303,065.64-1,798,229.37-730,109.91

Finding the Fourth Proportional to 1,303,065.64, 1,798,229.37 and 730,109.91

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Solution

The fourth proportional to 1,303,065.64, 1,798,229.37 and 730,109.91 is: 1,007,551.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,065.64 : 1,798,229.37 = 730,109.91 : x
  2. Step 2: Convert to fraction form
    1,303,065.64/1,798,229.37 = 730,109.91/x
  3. Step 3: Cross multiply
    1,303,065.64x = 1,798,229.37 × 730,109.91
  4. Step 4: Simplify right side
    1,303,065.64x = 1,312,905,083,490.06
  5. Step 5: Solve for x
    x = 1,312,905,083,490.06/1,303,065.64
  6. Step 6: Final answer
    x = 1,007,551.00

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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.