Home / 1,201,828.68-1,658,523.96-657,999.01

Finding the Fourth Proportional to 1,201,828.68, 1,658,523.96 and 657,999.01

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Solution

The fourth proportional to 1,201,828.68, 1,658,523.96 and 657,999.01 is: 908,038.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,828.68 : 1,658,523.96 = 657,999.01 : x
  2. Step 2: Convert to fraction form
    1,201,828.68/1,658,523.96 = 657,999.01/x
  3. Step 3: Cross multiply
    1,201,828.68x = 1,658,523.96 × 657,999.01
  4. Step 4: Simplify right side
    1,201,828.68x = 1,091,307,125,518.68
  5. Step 5: Solve for x
    x = 1,091,307,125,518.68/1,201,828.68
  6. Step 6: Final answer
    x = 908,038.84

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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.