Home / 3,012,145.96-4,156,833.65-1,635,547.69

Finding the Fourth Proportional to 3,012,145.96, 4,156,833.65 and 1,635,547.69

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Solution

The fourth proportional to 3,012,145.96, 4,156,833.65 and 1,635,547.69 is: 2,257,095.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,145.96 : 4,156,833.65 = 1,635,547.69 : x
  2. Step 2: Convert to fraction form
    3,012,145.96/4,156,833.65 = 1,635,547.69/x
  3. Step 3: Cross multiply
    3,012,145.96x = 4,156,833.65 × 1,635,547.69
  4. Step 4: Simplify right side
    3,012,145.96x = 6,798,699,673,971.77
  5. Step 5: Solve for x
    x = 6,798,699,673,971.77/3,012,145.96
  6. Step 6: Final answer
    x = 2,257,095.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.