Home / 3,011,774.40-4,156,279.56-1,635,130.80

Finding the Fourth Proportional to 3,011,774.40, 4,156,279.56 and 1,635,130.80

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Solution

The fourth proportional to 3,011,774.40, 4,156,279.56 and 1,635,130.80 is: 2,256,497.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,774.40 : 4,156,279.56 = 1,635,130.80 : x
  2. Step 2: Convert to fraction form
    3,011,774.40/4,156,279.56 = 1,635,130.80/x
  3. Step 3: Cross multiply
    3,011,774.40x = 4,156,279.56 × 1,635,130.80
  4. Step 4: Simplify right side
    3,011,774.40x = 6,796,060,721,966.45
  5. Step 5: Solve for x
    x = 6,796,060,721,966.45/3,011,774.40
  6. Step 6: Final answer
    x = 2,256,497.27

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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.