Home / 1,089,298.76-1,503,048.84-605,800.04

Finding the Fourth Proportional to 1,089,298.76, 1,503,048.84 and 605,800.04

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Solution

The fourth proportional to 1,089,298.76, 1,503,048.84 and 605,800.04 is: 835,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,298.76 : 1,503,048.84 = 605,800.04 : x
  2. Step 2: Convert to fraction form
    1,089,298.76/1,503,048.84 = 605,800.04/x
  3. Step 3: Cross multiply
    1,089,298.76x = 1,503,048.84 × 605,800.04
  4. Step 4: Simplify right side
    1,089,298.76x = 910,547,047,393.95
  5. Step 5: Solve for x
    x = 910,547,047,393.95/1,089,298.76
  6. Step 6: Final answer
    x = 835,902.03

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Double scale
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1.5x scale

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.