Home / 1,223,799.36-1,688,963.04-707,575.20

Finding the Fourth Proportional to 1,223,799.36, 1,688,963.04 and 707,575.20

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Solution

The fourth proportional to 1,223,799.36, 1,688,963.04 and 707,575.20 is: 976,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,799.36 : 1,688,963.04 = 707,575.20 : x
  2. Step 2: Convert to fraction form
    1,223,799.36/1,688,963.04 = 707,575.20/x
  3. Step 3: Cross multiply
    1,223,799.36x = 1,688,963.04 × 707,575.20
  4. Step 4: Simplify right side
    1,223,799.36x = 1,195,068,360,820.61
  5. Step 5: Solve for x
    x = 1,195,068,360,820.61/1,223,799.36
  6. Step 6: Final answer
    x = 976,523.11

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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.