Home / 1,111,214.88-1,533,385.64-627,822

Finding the Fourth Proportional to 1,111,214.88, 1,533,385.64 and 627,822

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Solution

The fourth proportional to 1,111,214.88, 1,533,385.64 and 627,822 is: 866,343.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,214.88 : 1,533,385.64 = 627,822 : x
  2. Step 2: Convert to fraction form
    1,111,214.88/1,533,385.64 = 627,822/x
  3. Step 3: Cross multiply
    1,111,214.88x = 1,533,385.64 × 627,822
  4. Step 4: Simplify right side
    1,111,214.88x = 962,693,239,276.08
  5. Step 5: Solve for x
    x = 962,693,239,276.08/1,111,214.88
  6. Step 6: Final answer
    x = 866,343.01

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1.5x scale

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.