Home / 1,129,098.50-1,558,157.51-612,852.51

Finding the Fourth Proportional to 1,129,098.50, 1,558,157.51 and 612,852.51

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Solution

The fourth proportional to 1,129,098.50, 1,558,157.51 and 612,852.51 is: 845,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,098.50 : 1,558,157.51 = 612,852.51 : x
  2. Step 2: Convert to fraction form
    1,129,098.50/1,558,157.51 = 612,852.51/x
  3. Step 3: Cross multiply
    1,129,098.50x = 1,558,157.51 × 612,852.51
  4. Step 4: Simplify right side
    1,129,098.50x = 954,920,748,354.07
  5. Step 5: Solve for x
    x = 954,920,748,354.07/1,129,098.50
  6. Step 6: Final answer
    x = 845,737.32

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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.