Home / 1,712,914.80-2,363,921.47-938,547

Finding the Fourth Proportional to 1,712,914.80, 2,363,921.47 and 938,547

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Solution

The fourth proportional to 1,712,914.80, 2,363,921.47 and 938,547 is: 1,295,249.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,914.80 : 2,363,921.47 = 938,547 : x
  2. Step 2: Convert to fraction form
    1,712,914.80/2,363,921.47 = 938,547/x
  3. Step 3: Cross multiply
    1,712,914.80x = 2,363,921.47 × 938,547
  4. Step 4: Simplify right side
    1,712,914.80x = 2,218,651,399,797.95
  5. Step 5: Solve for x
    x = 2,218,651,399,797.95/1,712,914.80
  6. Step 6: Final answer
    x = 1,295,249.13

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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.