Home / 1,120,947.48-1,546,941.60-637,582.32

Finding the Fourth Proportional to 1,120,947.48, 1,546,941.60 and 637,582.32

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Solution

The fourth proportional to 1,120,947.48, 1,546,941.60 and 637,582.32 is: 879,882.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,947.48 : 1,546,941.60 = 637,582.32 : x
  2. Step 2: Convert to fraction form
    1,120,947.48/1,546,941.60 = 637,582.32/x
  3. Step 3: Cross multiply
    1,120,947.48x = 1,546,941.60 × 637,582.32
  4. Step 4: Simplify right side
    1,120,947.48x = 986,302,614,232.51
  5. Step 5: Solve for x
    x = 986,302,614,232.51/1,120,947.48
  6. Step 6: Final answer
    x = 879,882.98

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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.