Home / 1,130,433.39-1,559,907.59-646,887.69

Finding the Fourth Proportional to 1,130,433.39, 1,559,907.59 and 646,887.69

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Solution

The fourth proportional to 1,130,433.39, 1,559,907.59 and 646,887.69 is: 892,653.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,433.39 : 1,559,907.59 = 646,887.69 : x
  2. Step 2: Convert to fraction form
    1,130,433.39/1,559,907.59 = 646,887.69/x
  3. Step 3: Cross multiply
    1,130,433.39x = 1,559,907.59 × 646,887.69
  4. Step 4: Simplify right side
    1,130,433.39x = 1,009,085,014,274.13
  5. Step 5: Solve for x
    x = 1,009,085,014,274.13/1,130,433.39
  6. Step 6: Final answer
    x = 892,653.23

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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.