Home / 1,314,117.34-1,971,389.04-514,965.58

Finding the Fourth Proportional to 1,314,117.34, 1,971,389.04 and 514,965.58

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Solution

The fourth proportional to 1,314,117.34, 1,971,389.04 and 514,965.58 is: 772,531.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,117.34 : 1,971,389.04 = 514,965.58 : x
  2. Step 2: Convert to fraction form
    1,314,117.34/1,971,389.04 = 514,965.58/x
  3. Step 3: Cross multiply
    1,314,117.34x = 1,971,389.04 × 514,965.58
  4. Step 4: Simplify right side
    1,314,117.34x = 1,015,197,500,389.24
  5. Step 5: Solve for x
    x = 1,015,197,500,389.24/1,314,117.34
  6. Step 6: Final answer
    x = 772,531.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.