Home / 1,232,619.50-1,701,094.02-688,756.88

Finding the Fourth Proportional to 1,232,619.50, 1,701,094.02 and 688,756.88

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Solution

The fourth proportional to 1,232,619.50, 1,701,094.02 and 688,756.88 is: 950,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,619.50 : 1,701,094.02 = 688,756.88 : x
  2. Step 2: Convert to fraction form
    1,232,619.50/1,701,094.02 = 688,756.88/x
  3. Step 3: Cross multiply
    1,232,619.50x = 1,701,094.02 × 688,756.88
  4. Step 4: Simplify right side
    1,232,619.50x = 1,171,640,209,801.86
  5. Step 5: Solve for x
    x = 1,171,640,209,801.86/1,232,619.50
  6. Step 6: Final answer
    x = 950,528.70

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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.