Home / 2,551,030.42-3,520,502.66-1,389,511.64

Finding the Fourth Proportional to 2,551,030.42, 3,520,502.66 and 1,389,511.64

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Solution

The fourth proportional to 2,551,030.42, 3,520,502.66 and 1,389,511.64 is: 1,917,570.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,030.42 : 3,520,502.66 = 1,389,511.64 : x
  2. Step 2: Convert to fraction form
    2,551,030.42/3,520,502.66 = 1,389,511.64/x
  3. Step 3: Cross multiply
    2,551,030.42x = 3,520,502.66 × 1,389,511.64
  4. Step 4: Simplify right side
    2,551,030.42x = 4,891,779,417,773.40
  5. Step 5: Solve for x
    x = 4,891,779,417,773.40/2,551,030.42
  6. Step 6: Final answer
    x = 1,917,570.01

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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.