Home / 1,404,695-1,938,484.24-760,115.20

Finding the Fourth Proportional to 1,404,695, 1,938,484.24 and 760,115.20

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Solution

The fourth proportional to 1,404,695, 1,938,484.24 and 760,115.20 is: 1,048,961.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,695 : 1,938,484.24 = 760,115.20 : x
  2. Step 2: Convert to fraction form
    1,404,695/1,938,484.24 = 760,115.20/x
  3. Step 3: Cross multiply
    1,404,695x = 1,938,484.24 × 760,115.20
  4. Step 4: Simplify right side
    1,404,695x = 1,473,471,335,784.45
  5. Step 5: Solve for x
    x = 1,473,471,335,784.45/1,404,695
  6. Step 6: Final answer
    x = 1,048,961.76

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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.