Home / 1,130,340.48-1,559,779.38-646,794.78

Finding the Fourth Proportional to 1,130,340.48, 1,559,779.38 and 646,794.78

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Solution

The fourth proportional to 1,130,340.48, 1,559,779.38 and 646,794.78 is: 892,525.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,340.48 : 1,559,779.38 = 646,794.78 : x
  2. Step 2: Convert to fraction form
    1,130,340.48/1,559,779.38 = 646,794.78/x
  3. Step 3: Cross multiply
    1,130,340.48x = 1,559,779.38 × 646,794.78
  4. Step 4: Simplify right side
    1,130,340.48x = 1,008,857,160,935.64
  5. Step 5: Solve for x
    x = 1,008,857,160,935.64/1,130,340.48
  6. Step 6: Final answer
    x = 892,525.02

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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.