Home / 1,094,384.80-1,640,702.40-462,779.20

Finding the Fourth Proportional to 1,094,384.80, 1,640,702.40 and 462,779.20

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Solution

The fourth proportional to 1,094,384.80, 1,640,702.40 and 462,779.20 is: 693,798.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,384.80 : 1,640,702.40 = 462,779.20 : x
  2. Step 2: Convert to fraction form
    1,094,384.80/1,640,702.40 = 462,779.20/x
  3. Step 3: Cross multiply
    1,094,384.80x = 1,640,702.40 × 462,779.20
  4. Step 4: Simplify right side
    1,094,384.80x = 759,282,944,110.08
  5. Step 5: Solve for x
    x = 759,282,944,110.08/1,094,384.80
  6. Step 6: Final answer
    x = 693,798.88

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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.