Home / 1,107,564.60-1,528,376.94-655,001.40

Finding the Fourth Proportional to 1,107,564.60, 1,528,376.94 and 655,001.40

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Solution

The fourth proportional to 1,107,564.60, 1,528,376.94 and 655,001.40 is: 903,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,564.60 : 1,528,376.94 = 655,001.40 : x
  2. Step 2: Convert to fraction form
    1,107,564.60/1,528,376.94 = 655,001.40/x
  3. Step 3: Cross multiply
    1,107,564.60x = 1,528,376.94 × 655,001.40
  4. Step 4: Simplify right side
    1,107,564.60x = 1,001,089,035,427.72
  5. Step 5: Solve for x
    x = 1,001,089,035,427.72/1,107,564.60
  6. Step 6: Final answer
    x = 903,865.14

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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.