Home / 1,262,941.60-1,893,721.20-514,141.60

Finding the Fourth Proportional to 1,262,941.60, 1,893,721.20 and 514,141.60

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Solution

The fourth proportional to 1,262,941.60, 1,893,721.20 and 514,141.60 is: 770,931.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,941.60 : 1,893,721.20 = 514,141.60 : x
  2. Step 2: Convert to fraction form
    1,262,941.60/1,893,721.20 = 514,141.60/x
  3. Step 3: Cross multiply
    1,262,941.60x = 1,893,721.20 × 514,141.60
  4. Step 4: Simplify right side
    1,262,941.60x = 973,640,847,721.92
  5. Step 5: Solve for x
    x = 973,640,847,721.92/1,262,941.60
  6. Step 6: Final answer
    x = 770,931.01

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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.