Home / 1,206,547.60-1,810,064.40-353,617.60

Finding the Fourth Proportional to 1,206,547.60, 1,810,064.40 and 353,617.60

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Solution

The fourth proportional to 1,206,547.60, 1,810,064.40 and 353,617.60 is: 530,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,547.60 : 1,810,064.40 = 353,617.60 : x
  2. Step 2: Convert to fraction form
    1,206,547.60/1,810,064.40 = 353,617.60/x
  3. Step 3: Cross multiply
    1,206,547.60x = 1,810,064.40 × 353,617.60
  4. Step 4: Simplify right side
    1,206,547.60x = 640,070,628,973.44
  5. Step 5: Solve for x
    x = 640,070,628,973.44/1,206,547.60
  6. Step 6: Final answer
    x = 530,497.62

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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.