Home / 1,217,491.40-1,826,237.10-552,643.40

Finding the Fourth Proportional to 1,217,491.40, 1,826,237.10 and 552,643.40

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Solution

The fourth proportional to 1,217,491.40, 1,826,237.10 and 552,643.40 is: 828,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,491.40 : 1,826,237.10 = 552,643.40 : x
  2. Step 2: Convert to fraction form
    1,217,491.40/1,826,237.10 = 552,643.40/x
  3. Step 3: Cross multiply
    1,217,491.40x = 1,826,237.10 × 552,643.40
  4. Step 4: Simplify right side
    1,217,491.40x = 1,009,257,880,150.14
  5. Step 5: Solve for x
    x = 1,009,257,880,150.14/1,217,491.40
  6. Step 6: Final answer
    x = 828,965.10

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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.