Home / 1,365,483.60-1,884,328.20-761,858.64

Finding the Fourth Proportional to 1,365,483.60, 1,884,328.20 and 761,858.64

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Solution

The fourth proportional to 1,365,483.60, 1,884,328.20 and 761,858.64 is: 1,051,343.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,483.60 : 1,884,328.20 = 761,858.64 : x
  2. Step 2: Convert to fraction form
    1,365,483.60/1,884,328.20 = 761,858.64/x
  3. Step 3: Cross multiply
    1,365,483.60x = 1,884,328.20 × 761,858.64
  4. Step 4: Simplify right side
    1,365,483.60x = 1,435,591,719,765.65
  5. Step 5: Solve for x
    x = 1,435,591,719,765.65/1,365,483.60
  6. Step 6: Final answer
    x = 1,051,343.07

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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.