Home / 1,948,602.23-2,689,127.71-1,065,603.29

Finding the Fourth Proportional to 1,948,602.23, 2,689,127.71 and 1,065,603.29

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Solution

The fourth proportional to 1,948,602.23, 2,689,127.71 and 1,065,603.29 is: 1,470,563.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,602.23 : 2,689,127.71 = 1,065,603.29 : x
  2. Step 2: Convert to fraction form
    1,948,602.23/2,689,127.71 = 1,065,603.29/x
  3. Step 3: Cross multiply
    1,948,602.23x = 2,689,127.71 × 1,065,603.29
  4. Step 4: Simplify right side
    1,948,602.23x = 2,865,543,335,006.17
  5. Step 5: Solve for x
    x = 2,865,543,335,006.17/1,948,602.23
  6. Step 6: Final answer
    x = 1,470,563.51

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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.