Home / 1,252,041.58-1,878,211.38-398,813.63

Finding the Fourth Proportional to 1,252,041.58, 1,878,211.38 and 398,813.63

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Solution

The fourth proportional to 1,252,041.58, 1,878,211.38 and 398,813.63 is: 598,267.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,041.58 : 1,878,211.38 = 398,813.63 : x
  2. Step 2: Convert to fraction form
    1,252,041.58/1,878,211.38 = 398,813.63/x
  3. Step 3: Cross multiply
    1,252,041.58x = 1,878,211.38 × 398,813.63
  4. Step 4: Simplify right side
    1,252,041.58x = 749,056,298,365.11
  5. Step 5: Solve for x
    x = 749,056,298,365.11/1,252,041.58
  6. Step 6: Final answer
    x = 598,267.91

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1.5x scale

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.