Home / 5,112,000.60-7,668,000.90-1,518,322.20

Finding the Fourth Proportional to 5,112,000.60, 7,668,000.90 and 1,518,322.20

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Solution

The fourth proportional to 5,112,000.60, 7,668,000.90 and 1,518,322.20 is: 2,277,483.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,000.60 : 7,668,000.90 = 1,518,322.20 : x
  2. Step 2: Convert to fraction form
    5,112,000.60/7,668,000.90 = 1,518,322.20/x
  3. Step 3: Cross multiply
    5,112,000.60x = 7,668,000.90 × 1,518,322.20
  4. Step 4: Simplify right side
    5,112,000.60x = 11,642,495,996,089.98
  5. Step 5: Solve for x
    x = 11,642,495,996,089.98/5,112,000.60
  6. Step 6: Final answer
    x = 2,277,483.30

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1.5x scale

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.