Home / 1,064,693.44-1,596,252.83-643,875.76

Finding the Fourth Proportional to 1,064,693.44, 1,596,252.83 and 643,875.76

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Solution

The fourth proportional to 1,064,693.44, 1,596,252.83 and 643,875.76 is: 965,337.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,693.44 : 1,596,252.83 = 643,875.76 : x
  2. Step 2: Convert to fraction form
    1,064,693.44/1,596,252.83 = 643,875.76/x
  3. Step 3: Cross multiply
    1,064,693.44x = 1,596,252.83 × 643,875.76
  4. Step 4: Simplify right side
    1,064,693.44x = 1,027,788,501,687.46
  5. Step 5: Solve for x
    x = 1,027,788,501,687.46/1,064,693.44
  6. Step 6: Final answer
    x = 965,337.50

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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.