Home / 1,549,551.30-2,138,233.86-1,435,291.48

Finding the Fourth Proportional to 1,549,551.30, 2,138,233.86 and 1,435,291.48

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Solution

The fourth proportional to 1,549,551.30, 2,138,233.86 and 1,435,291.48 is: 1,980,566.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,551.30 : 2,138,233.86 = 1,435,291.48 : x
  2. Step 2: Convert to fraction form
    1,549,551.30/2,138,233.86 = 1,435,291.48/x
  3. Step 3: Cross multiply
    1,549,551.30x = 2,138,233.86 × 1,435,291.48
  4. Step 4: Simplify right side
    1,549,551.30x = 3,068,988,841,505.51
  5. Step 5: Solve for x
    x = 3,068,988,841,505.51/1,549,551.30
  6. Step 6: Final answer
    x = 1,980,566.14

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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.