Home / 1,343,166.30-1,853,509.23-731,303.64

Finding the Fourth Proportional to 1,343,166.30, 1,853,509.23 and 731,303.64

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Solution

The fourth proportional to 1,343,166.30, 1,853,509.23 and 731,303.64 is: 1,009,166.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,166.30 : 1,853,509.23 = 731,303.64 : x
  2. Step 2: Convert to fraction form
    1,343,166.30/1,853,509.23 = 731,303.64/x
  3. Step 3: Cross multiply
    1,343,166.30x = 1,853,509.23 × 731,303.64
  4. Step 4: Simplify right side
    1,343,166.30x = 1,355,478,046,672.60
  5. Step 5: Solve for x
    x = 1,355,478,046,672.60/1,343,166.30
  6. Step 6: Final answer
    x = 1,009,166.21

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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.