Home / 1,869,181.32-2,579,472.53-1,009,741.57

Finding the Fourth Proportional to 1,869,181.32, 2,579,472.53 and 1,009,741.57

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Solution

The fourth proportional to 1,869,181.32, 2,579,472.53 and 1,009,741.57 is: 1,393,444.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,181.32 : 2,579,472.53 = 1,009,741.57 : x
  2. Step 2: Convert to fraction form
    1,869,181.32/2,579,472.53 = 1,009,741.57/x
  3. Step 3: Cross multiply
    1,869,181.32x = 2,579,472.53 × 1,009,741.57
  4. Step 4: Simplify right side
    1,869,181.32x = 2,604,600,648,499.79
  5. Step 5: Solve for x
    x = 2,604,600,648,499.79/1,869,181.32
  6. Step 6: Final answer
    x = 1,393,444.62

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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.