Home / 1,273,140.48-1,756,941.03-692,370.38

Finding the Fourth Proportional to 1,273,140.48, 1,756,941.03 and 692,370.38

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Solution

The fourth proportional to 1,273,140.48, 1,756,941.03 and 692,370.38 is: 955,475.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,140.48 : 1,756,941.03 = 692,370.38 : x
  2. Step 2: Convert to fraction form
    1,273,140.48/1,756,941.03 = 692,370.38/x
  3. Step 3: Cross multiply
    1,273,140.48x = 1,756,941.03 × 692,370.38
  4. Step 4: Simplify right side
    1,273,140.48x = 1,216,453,932,971.04
  5. Step 5: Solve for x
    x = 1,216,453,932,971.04/1,273,140.48
  6. Step 6: Final answer
    x = 955,475.02

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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.