Home / 1,207,656.40-1,811,484.60-497,448.40

Finding the Fourth Proportional to 1,207,656.40, 1,811,484.60 and 497,448.40

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Solution

The fourth proportional to 1,207,656.40, 1,811,484.60 and 497,448.40 is: 746,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,656.40 : 1,811,484.60 = 497,448.40 : x
  2. Step 2: Convert to fraction form
    1,207,656.40/1,811,484.60 = 497,448.40/x
  3. Step 3: Cross multiply
    1,207,656.40x = 1,811,484.60 × 497,448.40
  4. Step 4: Simplify right side
    1,207,656.40x = 901,120,115,894.64
  5. Step 5: Solve for x
    x = 901,120,115,894.64/1,207,656.40
  6. Step 6: Final answer
    x = 746,172.60

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Double scale
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Similar ratio
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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.