Home / 1,947,263.63-2,920,272.08-650,137.50

Finding the Fourth Proportional to 1,947,263.63, 2,920,272.08 and 650,137.50

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Solution

The fourth proportional to 1,947,263.63, 2,920,272.08 and 650,137.50 is: 974,998.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,263.63 : 2,920,272.08 = 650,137.50 : x
  2. Step 2: Convert to fraction form
    1,947,263.63/2,920,272.08 = 650,137.50/x
  3. Step 3: Cross multiply
    1,947,263.63x = 2,920,272.08 × 650,137.50
  4. Step 4: Simplify right side
    1,947,263.63x = 1,898,578,386,160.31
  5. Step 5: Solve for x
    x = 1,898,578,386,160.31/1,947,263.63
  6. Step 6: Final answer
    x = 974,998.13

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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.