Home / 1,361,256.90-2,041,885.35-913,359.30

Finding the Fourth Proportional to 1,361,256.90, 2,041,885.35 and 913,359.30

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Solution

The fourth proportional to 1,361,256.90, 2,041,885.35 and 913,359.30 is: 1,370,038.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,256.90 : 2,041,885.35 = 913,359.30 : x
  2. Step 2: Convert to fraction form
    1,361,256.90/2,041,885.35 = 913,359.30/x
  3. Step 3: Cross multiply
    1,361,256.90x = 2,041,885.35 × 913,359.30
  4. Step 4: Simplify right side
    1,361,256.90x = 1,864,974,973,956.26
  5. Step 5: Solve for x
    x = 1,864,974,973,956.26/1,361,256.90
  6. Step 6: Final answer
    x = 1,370,038.95

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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.