Home / 1,393,459.36-2,090,192.30-382,595.15

Finding the Fourth Proportional to 1,393,459.36, 2,090,192.30 and 382,595.15

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Solution

The fourth proportional to 1,393,459.36, 2,090,192.30 and 382,595.15 is: 573,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,459.36 : 2,090,192.30 = 382,595.15 : x
  2. Step 2: Convert to fraction form
    1,393,459.36/2,090,192.30 = 382,595.15/x
  3. Step 3: Cross multiply
    1,393,459.36x = 2,090,192.30 × 382,595.15
  4. Step 4: Simplify right side
    1,393,459.36x = 799,697,436,547.35
  5. Step 5: Solve for x
    x = 799,697,436,547.35/1,393,459.36
  6. Step 6: Final answer
    x = 573,893.62

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Double scale
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1.5x scale

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.