Home / 1,095,589.40-1,643,384.10-908,965.40

Finding the Fourth Proportional to 1,095,589.40, 1,643,384.10 and 908,965.40

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Solution

The fourth proportional to 1,095,589.40, 1,643,384.10 and 908,965.40 is: 1,363,448.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,589.40 : 1,643,384.10 = 908,965.40 : x
  2. Step 2: Convert to fraction form
    1,095,589.40/1,643,384.10 = 908,965.40/x
  3. Step 3: Cross multiply
    1,095,589.40x = 1,643,384.10 × 908,965.40
  4. Step 4: Simplify right side
    1,095,589.40x = 1,493,779,285,810.14
  5. Step 5: Solve for x
    x = 1,493,779,285,810.14/1,095,589.40
  6. Step 6: Final answer
    x = 1,363,448.10

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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.