Home / 1,369,228.17-2,054,328.89-611,000.67

Finding the Fourth Proportional to 1,369,228.17, 2,054,328.89 and 611,000.67

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Solution

The fourth proportional to 1,369,228.17, 2,054,328.89 and 611,000.67 is: 916,718.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,228.17 : 2,054,328.89 = 611,000.67 : x
  2. Step 2: Convert to fraction form
    1,369,228.17/2,054,328.89 = 611,000.67/x
  3. Step 3: Cross multiply
    1,369,228.17x = 2,054,328.89 × 611,000.67
  4. Step 4: Simplify right side
    1,369,228.17x = 1,255,196,325,135.35
  5. Step 5: Solve for x
    x = 1,255,196,325,135.35/1,369,228.17
  6. Step 6: Final answer
    x = 916,718.16

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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.