Home / 1,501,445.58-2,071,971.54-856,849.20

Finding the Fourth Proportional to 1,501,445.58, 2,071,971.54 and 856,849.20

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Solution

The fourth proportional to 1,501,445.58, 2,071,971.54 and 856,849.20 is: 1,182,438.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,445.58 : 2,071,971.54 = 856,849.20 : x
  2. Step 2: Convert to fraction form
    1,501,445.58/2,071,971.54 = 856,849.20/x
  3. Step 3: Cross multiply
    1,501,445.58x = 2,071,971.54 × 856,849.20
  4. Step 4: Simplify right side
    1,501,445.58x = 1,775,367,156,471.77
  5. Step 5: Solve for x
    x = 1,775,367,156,471.77/1,501,445.58
  6. Step 6: Final answer
    x = 1,182,438.56

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1.5x scale

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.