Home / 1,554,805.08-2,145,704.08-910,432.86

Finding the Fourth Proportional to 1,554,805.08, 2,145,704.08 and 910,432.86

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Solution

The fourth proportional to 1,554,805.08, 2,145,704.08 and 910,432.86 is: 1,256,440.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,805.08 : 2,145,704.08 = 910,432.86 : x
  2. Step 2: Convert to fraction form
    1,554,805.08/2,145,704.08 = 910,432.86/x
  3. Step 3: Cross multiply
    1,554,805.08x = 2,145,704.08 × 910,432.86
  4. Step 4: Simplify right side
    1,554,805.08x = 1,953,519,502,268.07
  5. Step 5: Solve for x
    x = 1,953,519,502,268.07/1,554,805.08
  6. Step 6: Final answer
    x = 1,256,440.13

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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.