Home / 1,574,221.80-2,361,332.70-627,738.60

Finding the Fourth Proportional to 1,574,221.80, 2,361,332.70 and 627,738.60

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Solution

The fourth proportional to 1,574,221.80, 2,361,332.70 and 627,738.60 is: 941,607.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,221.80 : 2,361,332.70 = 627,738.60 : x
  2. Step 2: Convert to fraction form
    1,574,221.80/2,361,332.70 = 627,738.60/x
  3. Step 3: Cross multiply
    1,574,221.80x = 2,361,332.70 × 627,738.60
  4. Step 4: Simplify right side
    1,574,221.80x = 1,482,299,683,232.22
  5. Step 5: Solve for x
    x = 1,482,299,683,232.22/1,574,221.80
  6. Step 6: Final answer
    x = 941,607.90

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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.