Home / 1,089,556.32-1,502,973.36-653,862.24

Finding the Fourth Proportional to 1,089,556.32, 1,502,973.36 and 653,862.24

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Solution

The fourth proportional to 1,089,556.32, 1,502,973.36 and 653,862.24 is: 901,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,556.32 : 1,502,973.36 = 653,862.24 : x
  2. Step 2: Convert to fraction form
    1,089,556.32/1,502,973.36 = 653,862.24/x
  3. Step 3: Cross multiply
    1,089,556.32x = 1,502,973.36 × 653,862.24
  4. Step 4: Simplify right side
    1,089,556.32x = 982,737,527,829.93
  5. Step 5: Solve for x
    x = 982,737,527,829.93/1,089,556.32
  6. Step 6: Final answer
    x = 901,961.20

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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.