Home / 1,767,901.60-2,650,102.80-868,607.20

Finding the Fourth Proportional to 1,767,901.60, 2,650,102.80 and 868,607.20

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Solution

The fourth proportional to 1,767,901.60, 2,650,102.80 and 868,607.20 is: 1,302,051.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,901.60 : 2,650,102.80 = 868,607.20 : x
  2. Step 2: Convert to fraction form
    1,767,901.60/2,650,102.80 = 868,607.20/x
  3. Step 3: Cross multiply
    1,767,901.60x = 2,650,102.80 × 868,607.20
  4. Step 4: Simplify right side
    1,767,901.60x = 2,301,898,372,820.16
  5. Step 5: Solve for x
    x = 2,301,898,372,820.16/1,767,901.60
  6. Step 6: Final answer
    x = 1,302,051.18

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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.