Home / 2,210,036.40-3,314,726.52-612,432.90

Finding the Fourth Proportional to 2,210,036.40, 3,314,726.52 and 612,432.90

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Solution

The fourth proportional to 2,210,036.40, 3,314,726.52 and 612,432.90 is: 918,558.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,036.40 : 3,314,726.52 = 612,432.90 : x
  2. Step 2: Convert to fraction form
    2,210,036.40/3,314,726.52 = 612,432.90/x
  3. Step 3: Cross multiply
    2,210,036.40x = 3,314,726.52 × 612,432.90
  4. Step 4: Simplify right side
    2,210,036.40x = 2,030,047,575,350.51
  5. Step 5: Solve for x
    x = 2,030,047,575,350.51/2,210,036.40
  6. Step 6: Final answer
    x = 918,558.43

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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.