Home / 5,677,718.40-8,516,577.60-1,688,630.40

Finding the Fourth Proportional to 5,677,718.40, 8,516,577.60 and 1,688,630.40

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Solution

The fourth proportional to 5,677,718.40, 8,516,577.60 and 1,688,630.40 is: 2,532,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677,718.40 : 8,516,577.60 = 1,688,630.40 : x
  2. Step 2: Convert to fraction form
    5,677,718.40/8,516,577.60 = 1,688,630.40/x
  3. Step 3: Cross multiply
    5,677,718.40x = 8,516,577.60 × 1,688,630.40
  4. Step 4: Simplify right side
    5,677,718.40x = 14,381,351,839,319.04
  5. Step 5: Solve for x
    x = 14,381,351,839,319.04/5,677,718.40
  6. Step 6: Final answer
    x = 2,532,945.60

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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.