Home / 1,675,562.90-2,312,286.93-911,622.02

Finding the Fourth Proportional to 1,675,562.90, 2,312,286.93 and 911,622.02

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Solution

The fourth proportional to 1,675,562.90, 2,312,286.93 and 911,622.02 is: 1,258,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,562.90 : 2,312,286.93 = 911,622.02 : x
  2. Step 2: Convert to fraction form
    1,675,562.90/2,312,286.93 = 911,622.02/x
  3. Step 3: Cross multiply
    1,675,562.90x = 2,312,286.93 × 911,622.02
  4. Step 4: Simplify right side
    1,675,562.90x = 2,107,931,681,946.20
  5. Step 5: Solve for x
    x = 2,107,931,681,946.20/1,675,562.90
  6. Step 6: Final answer
    x = 1,258,043.90

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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.