Home / 1,954,186.49-2,931,138.93-606,314.40

Finding the Fourth Proportional to 1,954,186.49, 2,931,138.93 and 606,314.40

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Solution

The fourth proportional to 1,954,186.49, 2,931,138.93 and 606,314.40 is: 909,427.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,186.49 : 2,931,138.93 = 606,314.40 : x
  2. Step 2: Convert to fraction form
    1,954,186.49/2,931,138.93 = 606,314.40/x
  3. Step 3: Cross multiply
    1,954,186.49x = 2,931,138.93 × 606,314.40
  4. Step 4: Simplify right side
    1,954,186.49x = 1,777,191,732,941.50
  5. Step 5: Solve for x
    x = 1,777,191,732,941.50/1,954,186.49
  6. Step 6: Final answer
    x = 909,427.91

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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.