Home / 1,771,326.40-2,657,248.80-929,941.60

Finding the Fourth Proportional to 1,771,326.40, 2,657,248.80 and 929,941.60

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Solution

The fourth proportional to 1,771,326.40, 2,657,248.80 and 929,941.60 is: 1,395,048.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,326.40 : 2,657,248.80 = 929,941.60 : x
  2. Step 2: Convert to fraction form
    1,771,326.40/2,657,248.80 = 929,941.60/x
  3. Step 3: Cross multiply
    1,771,326.40x = 2,657,248.80 × 929,941.60
  4. Step 4: Simplify right side
    1,771,326.40x = 2,471,086,200,670.08
  5. Step 5: Solve for x
    x = 2,471,086,200,670.08/1,771,326.40
  6. Step 6: Final answer
    x = 1,395,048.48

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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.