Home / 1,708,875.73-2,561,805.02-644,665.13

Finding the Fourth Proportional to 1,708,875.73, 2,561,805.02 and 644,665.13

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Solution

The fourth proportional to 1,708,875.73, 2,561,805.02 and 644,665.13 is: 966,428.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,875.73 : 2,561,805.02 = 644,665.13 : x
  2. Step 2: Convert to fraction form
    1,708,875.73/2,561,805.02 = 644,665.13/x
  3. Step 3: Cross multiply
    1,708,875.73x = 2,561,805.02 × 644,665.13
  4. Step 4: Simplify right side
    1,708,875.73x = 1,651,506,364,662.36
  5. Step 5: Solve for x
    x = 1,651,506,364,662.36/1,708,875.73
  6. Step 6: Final answer
    x = 966,428.59

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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.