Home / 1,173,913.75-1,756,947.06-668,339.01

Finding the Fourth Proportional to 1,173,913.75, 1,756,947.06 and 668,339.01

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Solution

The fourth proportional to 1,173,913.75, 1,756,947.06 and 668,339.01 is: 1,000,274.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,913.75 : 1,756,947.06 = 668,339.01 : x
  2. Step 2: Convert to fraction form
    1,173,913.75/1,756,947.06 = 668,339.01/x
  3. Step 3: Cross multiply
    1,173,913.75x = 1,756,947.06 × 668,339.01
  4. Step 4: Simplify right side
    1,173,913.75x = 1,174,236,258,702.81
  5. Step 5: Solve for x
    x = 1,174,236,258,702.81/1,173,913.75
  6. Step 6: Final answer
    x = 1,000,274.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.