Home / 1,155,879.84-1,595,362.56-703,316.64

Finding the Fourth Proportional to 1,155,879.84, 1,595,362.56 and 703,316.64

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Solution

The fourth proportional to 1,155,879.84, 1,595,362.56 and 703,316.64 is: 970,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,879.84 : 1,595,362.56 = 703,316.64 : x
  2. Step 2: Convert to fraction form
    1,155,879.84/1,595,362.56 = 703,316.64/x
  3. Step 3: Cross multiply
    1,155,879.84x = 1,595,362.56 × 703,316.64
  4. Step 4: Simplify right side
    1,155,879.84x = 1,122,045,035,281.00
  5. Step 5: Solve for x
    x = 1,122,045,035,281.00/1,155,879.84
  6. Step 6: Final answer
    x = 970,728.10

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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.