Home / 1,526,247.72-2,106,116.43-847,130.76

Finding the Fourth Proportional to 1,526,247.72, 2,106,116.43 and 847,130.76

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Solution

The fourth proportional to 1,526,247.72, 2,106,116.43 and 847,130.76 is: 1,168,981.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,247.72 : 2,106,116.43 = 847,130.76 : x
  2. Step 2: Convert to fraction form
    1,526,247.72/2,106,116.43 = 847,130.76/x
  3. Step 3: Cross multiply
    1,526,247.72x = 2,106,116.43 × 847,130.76
  4. Step 4: Simplify right side
    1,526,247.72x = 1,784,156,011,994.39
  5. Step 5: Solve for x
    x = 1,784,156,011,994.39/1,526,247.72
  6. Step 6: Final answer
    x = 1,168,981.93

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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.