Home / 1,254,505.31-1,731,109.75-695,717.63

Finding the Fourth Proportional to 1,254,505.31, 1,731,109.75 and 695,717.63

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Solution

The fourth proportional to 1,254,505.31, 1,731,109.75 and 695,717.63 is: 960,030.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,505.31 : 1,731,109.75 = 695,717.63 : x
  2. Step 2: Convert to fraction form
    1,254,505.31/1,731,109.75 = 695,717.63/x
  3. Step 3: Cross multiply
    1,254,505.31x = 1,731,109.75 × 695,717.63
  4. Step 4: Simplify right side
    1,254,505.31x = 1,204,363,572,539.89
  5. Step 5: Solve for x
    x = 1,204,363,572,539.89/1,254,505.31
  6. Step 6: Final answer
    x = 960,030.67

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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.