Home / 1,657,848.72-2,287,628.28-1,045,771.68

Finding the Fourth Proportional to 1,657,848.72, 2,287,628.28 and 1,045,771.68

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Solution

The fourth proportional to 1,657,848.72, 2,287,628.28 and 1,045,771.68 is: 1,443,036.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,848.72 : 2,287,628.28 = 1,045,771.68 : x
  2. Step 2: Convert to fraction form
    1,657,848.72/2,287,628.28 = 1,045,771.68/x
  3. Step 3: Cross multiply
    1,657,848.72x = 2,287,628.28 × 1,045,771.68
  4. Step 4: Simplify right side
    1,657,848.72x = 2,392,336,869,591.11
  5. Step 5: Solve for x
    x = 2,392,336,869,591.11/1,657,848.72
  6. Step 6: Final answer
    x = 1,443,036.90

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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.