Home / 1,721,870.64-2,582,897.76-523,701.36

Finding the Fourth Proportional to 1,721,870.64, 2,582,897.76 and 523,701.36

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Solution

The fourth proportional to 1,721,870.64, 2,582,897.76 and 523,701.36 is: 785,579.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,870.64 : 2,582,897.76 = 523,701.36 : x
  2. Step 2: Convert to fraction form
    1,721,870.64/2,582,897.76 = 523,701.36/x
  3. Step 3: Cross multiply
    1,721,870.64x = 2,582,897.76 × 523,701.36
  4. Step 4: Simplify right side
    1,721,870.64x = 1,352,667,069,652.95
  5. Step 5: Solve for x
    x = 1,352,667,069,652.95/1,721,870.64
  6. Step 6: Final answer
    x = 785,579.96

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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.