Home / 1,201,178.99-1,657,627.17-657,314.91

Finding the Fourth Proportional to 1,201,178.99, 1,657,627.17 and 657,314.91

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Solution

The fourth proportional to 1,201,178.99, 1,657,627.17 and 657,314.91 is: 907,094.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,178.99 : 1,657,627.17 = 657,314.91 : x
  2. Step 2: Convert to fraction form
    1,201,178.99/1,657,627.17 = 657,314.91/x
  3. Step 3: Cross multiply
    1,201,178.99x = 1,657,627.17 × 657,314.91
  4. Step 4: Simplify right side
    1,201,178.99x = 1,089,583,054,062.10
  5. Step 5: Solve for x
    x = 1,089,583,054,062.10/1,201,178.99
  6. Step 6: Final answer
    x = 907,094.67

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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.