Home / 1,900,276-2,622,304.08-1,136,751.52

Finding the Fourth Proportional to 1,900,276, 2,622,304.08 and 1,136,751.52

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Solution

The fourth proportional to 1,900,276, 2,622,304.08 and 1,136,751.52 is: 1,568,671.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,276 : 2,622,304.08 = 1,136,751.52 : x
  2. Step 2: Convert to fraction form
    1,900,276/2,622,304.08 = 1,136,751.52/x
  3. Step 3: Cross multiply
    1,900,276x = 2,622,304.08 × 1,136,751.52
  4. Step 4: Simplify right side
    1,900,276x = 2,980,908,148,842.20
  5. Step 5: Solve for x
    x = 2,980,908,148,842.20/1,900,276
  6. Step 6: Final answer
    x = 1,568,671.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.