Home / 1,201,927.77-1,658,594.63-657,958.34

Finding the Fourth Proportional to 1,201,927.77, 1,658,594.63 and 657,958.34

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Solution

The fourth proportional to 1,201,927.77, 1,658,594.63 and 657,958.34 is: 907,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,927.77 : 1,658,594.63 = 657,958.34 : x
  2. Step 2: Convert to fraction form
    1,201,927.77/1,658,594.63 = 657,958.34/x
  3. Step 3: Cross multiply
    1,201,927.77x = 1,658,594.63 × 657,958.34
  4. Step 4: Simplify right side
    1,201,927.77x = 1,091,286,157,904.95
  5. Step 5: Solve for x
    x = 1,091,286,157,904.95/1,201,927.77
  6. Step 6: Final answer
    x = 907,946.54

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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.