Home / 1,400,051.60-2,101,114.20-926,579.60

Finding the Fourth Proportional to 1,400,051.60, 2,101,114.20 and 926,579.60

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Solution

The fourth proportional to 1,400,051.60, 2,101,114.20 and 926,579.60 is: 1,390,555.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,051.60 : 2,101,114.20 = 926,579.60 : x
  2. Step 2: Convert to fraction form
    1,400,051.60/2,101,114.20 = 926,579.60/x
  3. Step 3: Cross multiply
    1,400,051.60x = 2,101,114.20 × 926,579.60
  4. Step 4: Simplify right side
    1,400,051.60x = 1,946,849,554,990.32
  5. Step 5: Solve for x
    x = 1,946,849,554,990.32/1,400,051.60
  6. Step 6: Final answer
    x = 1,390,555.57

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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.