Home / 1,712,720.70-2,363,582.97-938,340.18

Finding the Fourth Proportional to 1,712,720.70, 2,363,582.97 and 938,340.18

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Solution

The fourth proportional to 1,712,720.70, 2,363,582.97 and 938,340.18 is: 1,294,925.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,720.70 : 2,363,582.97 = 938,340.18 : x
  2. Step 2: Convert to fraction form
    1,712,720.70/2,363,582.97 = 938,340.18/x
  3. Step 3: Cross multiply
    1,712,720.70x = 2,363,582.97 × 938,340.18
  4. Step 4: Simplify right side
    1,712,720.70x = 2,217,844,869,514.74
  5. Step 5: Solve for x
    x = 2,217,844,869,514.74/1,712,720.70
  6. Step 6: Final answer
    x = 1,294,925.01

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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.