Home / 1,817,628.10-2,726,442.15-620,901.70

Finding the Fourth Proportional to 1,817,628.10, 2,726,442.15 and 620,901.70

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Solution

The fourth proportional to 1,817,628.10, 2,726,442.15 and 620,901.70 is: 931,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,628.10 : 2,726,442.15 = 620,901.70 : x
  2. Step 2: Convert to fraction form
    1,817,628.10/2,726,442.15 = 620,901.70/x
  3. Step 3: Cross multiply
    1,817,628.10x = 2,726,442.15 × 620,901.70
  4. Step 4: Simplify right side
    1,817,628.10x = 1,692,852,565,886.65
  5. Step 5: Solve for x
    x = 1,692,852,565,886.65/1,817,628.10
  6. Step 6: Final answer
    x = 931,352.55

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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.