Home / 2,535,989.50-3,499,666.32-1,390,077.64

Finding the Fourth Proportional to 2,535,989.50, 3,499,666.32 and 1,390,077.64

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Solution

The fourth proportional to 2,535,989.50, 3,499,666.32 and 1,390,077.64 is: 1,918,307.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535,989.50 : 3,499,666.32 = 1,390,077.64 : x
  2. Step 2: Convert to fraction form
    2,535,989.50/3,499,666.32 = 1,390,077.64/x
  3. Step 3: Cross multiply
    2,535,989.50x = 3,499,666.32 × 1,390,077.64
  4. Step 4: Simplify right side
    2,535,989.50x = 4,864,807,898,893.08
  5. Step 5: Solve for x
    x = 4,864,807,898,893.08/2,535,989.50
  6. Step 6: Final answer
    x = 1,918,307.59

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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.