Home / 1,154,461.60-1,731,722.10-547,107.40

Finding the Fourth Proportional to 1,154,461.60, 1,731,722.10 and 547,107.40

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Solution

The fourth proportional to 1,154,461.60, 1,731,722.10 and 547,107.40 is: 820,675.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,461.60 : 1,731,722.10 = 547,107.40 : x
  2. Step 2: Convert to fraction form
    1,154,461.60/1,731,722.10 = 547,107.40/x
  3. Step 3: Cross multiply
    1,154,461.60x = 1,731,722.10 × 547,107.40
  4. Step 4: Simplify right side
    1,154,461.60x = 947,437,975,653.54
  5. Step 5: Solve for x
    x = 947,437,975,653.54/1,154,461.60
  6. Step 6: Final answer
    x = 820,675.18

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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.