Home / 1,257,460.88-1,885,133.28-546,953.76

Finding the Fourth Proportional to 1,257,460.88, 1,885,133.28 and 546,953.76

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Solution

The fourth proportional to 1,257,460.88, 1,885,133.28 and 546,953.76 is: 819,970.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,460.88 : 1,885,133.28 = 546,953.76 : x
  2. Step 2: Convert to fraction form
    1,257,460.88/1,885,133.28 = 546,953.76/x
  3. Step 3: Cross multiply
    1,257,460.88x = 1,885,133.28 × 546,953.76
  4. Step 4: Simplify right side
    1,257,460.88x = 1,031,080,735,597.13
  5. Step 5: Solve for x
    x = 1,031,080,735,597.13/1,257,460.88
  6. Step 6: Final answer
    x = 819,970.43

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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.