Home / 989,826.22-1,365,955.37-537,117.22

Finding the Fourth Proportional to 989,826.22, 1,365,955.37 and 537,117.22

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Solution

The fourth proportional to 989,826.22, 1,365,955.37 and 537,117.22 is: 741,219.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,826.22 : 1,365,955.37 = 537,117.22 : x
  2. Step 2: Convert to fraction form
    989,826.22/1,365,955.37 = 537,117.22/x
  3. Step 3: Cross multiply
    989,826.22x = 1,365,955.37 × 537,117.22
  4. Step 4: Simplify right side
    989,826.22x = 733,678,144,878.00
  5. Step 5: Solve for x
    x = 733,678,144,878.00/989,826.22
  6. Step 6: Final answer
    x = 741,219.15

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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.