Home / 1,415,011.84-1,952,085.44-955,978.88

Finding the Fourth Proportional to 1,415,011.84, 1,952,085.44 and 955,978.88

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Solution

The fourth proportional to 1,415,011.84, 1,952,085.44 and 955,978.88 is: 1,318,824.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,011.84 : 1,952,085.44 = 955,978.88 : x
  2. Step 2: Convert to fraction form
    1,415,011.84/1,952,085.44 = 955,978.88/x
  3. Step 3: Cross multiply
    1,415,011.84x = 1,952,085.44 × 955,978.88
  4. Step 4: Simplify right side
    1,415,011.84x = 1,866,152,452,595.51
  5. Step 5: Solve for x
    x = 1,866,152,452,595.51/1,415,011.84
  6. Step 6: Final answer
    x = 1,318,824.62

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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.