Home / 1,201,134.59-1,657,561.22-649,848.48

Finding the Fourth Proportional to 1,201,134.59, 1,657,561.22 and 649,848.48

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Solution

The fourth proportional to 1,201,134.59, 1,657,561.22 and 649,848.48 is: 896,788.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,134.59 : 1,657,561.22 = 649,848.48 : x
  2. Step 2: Convert to fraction form
    1,201,134.59/1,657,561.22 = 649,848.48/x
  3. Step 3: Cross multiply
    1,201,134.59x = 1,657,561.22 × 649,848.48
  4. Step 4: Simplify right side
    1,201,134.59x = 1,077,163,636,074.70
  5. Step 5: Solve for x
    x = 1,077,163,636,074.70/1,201,134.59
  6. Step 6: Final answer
    x = 896,788.46

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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.