Home / 1,898,886.60-2,847,308.22-761,077.80

Finding the Fourth Proportional to 1,898,886.60, 2,847,308.22 and 761,077.80

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Solution

The fourth proportional to 1,898,886.60, 2,847,308.22 and 761,077.80 is: 1,141,207.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,886.60 : 2,847,308.22 = 761,077.80 : x
  2. Step 2: Convert to fraction form
    1,898,886.60/2,847,308.22 = 761,077.80/x
  3. Step 3: Cross multiply
    1,898,886.60x = 2,847,308.22 × 761,077.80
  4. Step 4: Simplify right side
    1,898,886.60x = 2,167,023,075,999.52
  5. Step 5: Solve for x
    x = 2,167,023,075,999.52/1,898,886.60
  6. Step 6: Final answer
    x = 1,141,207.21

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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.