Home / 1,581,419.70-2,182,312.53-893,119.77

Finding the Fourth Proportional to 1,581,419.70, 2,182,312.53 and 893,119.77

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Solution

The fourth proportional to 1,581,419.70, 2,182,312.53 and 893,119.77 is: 1,232,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,419.70 : 2,182,312.53 = 893,119.77 : x
  2. Step 2: Convert to fraction form
    1,581,419.70/2,182,312.53 = 893,119.77/x
  3. Step 3: Cross multiply
    1,581,419.70x = 2,182,312.53 × 893,119.77
  4. Step 4: Simplify right side
    1,581,419.70x = 1,949,066,464,861.72
  5. Step 5: Solve for x
    x = 1,949,066,464,861.72/1,581,419.70
  6. Step 6: Final answer
    x = 1,232,478.93

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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.