Home / 3,593,859.12-5,392,071.72-1,543,658.40

Finding the Fourth Proportional to 3,593,859.12, 5,392,071.72 and 1,543,658.40

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Solution

The fourth proportional to 3,593,859.12, 5,392,071.72 and 1,543,658.40 is: 2,316,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593,859.12 : 5,392,071.72 = 1,543,658.40 : x
  2. Step 2: Convert to fraction form
    3,593,859.12/5,392,071.72 = 1,543,658.40/x
  3. Step 3: Cross multiply
    3,593,859.12x = 5,392,071.72 × 1,543,658.40
  4. Step 4: Simplify right side
    3,593,859.12x = 8,323,516,803,980.45
  5. Step 5: Solve for x
    x = 8,323,516,803,980.45/3,593,859.12
  6. Step 6: Final answer
    x = 2,316,038.70

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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.