Home / 2,287,875.51-3,157,266.98-1,255,390.08

Finding the Fourth Proportional to 2,287,875.51, 3,157,266.98 and 1,255,390.08

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Solution

The fourth proportional to 2,287,875.51, 3,157,266.98 and 1,255,390.08 is: 1,732,437.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,875.51 : 3,157,266.98 = 1,255,390.08 : x
  2. Step 2: Convert to fraction form
    2,287,875.51/3,157,266.98 = 1,255,390.08/x
  3. Step 3: Cross multiply
    2,287,875.51x = 3,157,266.98 × 1,255,390.08
  4. Step 4: Simplify right side
    2,287,875.51x = 3,963,601,630,817.22
  5. Step 5: Solve for x
    x = 3,963,601,630,817.22/2,287,875.51
  6. Step 6: Final answer
    x = 1,732,437.63

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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.