Home / 1,315,541.76-1,973,312.48-495,034.64

Finding the Fourth Proportional to 1,315,541.76, 1,973,312.48 and 495,034.64

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Solution

The fourth proportional to 1,315,541.76, 1,973,312.48 and 495,034.64 is: 742,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,541.76 : 1,973,312.48 = 495,034.64 : x
  2. Step 2: Convert to fraction form
    1,315,541.76/1,973,312.48 = 495,034.64/x
  3. Step 3: Cross multiply
    1,315,541.76x = 1,973,312.48 × 495,034.64
  4. Step 4: Simplify right side
    1,315,541.76x = 976,858,031,915.25
  5. Step 5: Solve for x
    x = 976,858,031,915.25/1,315,541.76
  6. Step 6: Final answer
    x = 742,551.90

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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.