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Finding the Fourth Proportional to 6,492,965.19, 8,960,555.71 and 3,592,308.81

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Solution

The fourth proportional to 6,492,965.19, 8,960,555.71 and 3,592,308.81 is: 4,957,532.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,492,965.19 : 8,960,555.71 = 3,592,308.81 : x
  2. Step 2: Convert to fraction form
    6,492,965.19/8,960,555.71 = 3,592,308.81/x
  3. Step 3: Cross multiply
    6,492,965.19x = 8,960,555.71 × 3,592,308.81
  4. Step 4: Simplify right side
    6,492,965.19x = 32,189,083,219,528.81
  5. Step 5: Solve for x
    x = 32,189,083,219,528.81/6,492,965.19
  6. Step 6: Final answer
    x = 4,957,532.08

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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.