Home / 3,643,547.40-5,465,321.10-1,119,328.20

Finding the Fourth Proportional to 3,643,547.40, 5,465,321.10 and 1,119,328.20

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Solution

The fourth proportional to 3,643,547.40, 5,465,321.10 and 1,119,328.20 is: 1,678,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,547.40 : 5,465,321.10 = 1,119,328.20 : x
  2. Step 2: Convert to fraction form
    3,643,547.40/5,465,321.10 = 1,119,328.20/x
  3. Step 3: Cross multiply
    3,643,547.40x = 5,465,321.10 × 1,119,328.20
  4. Step 4: Simplify right side
    3,643,547.40x = 6,117,488,029,285.02
  5. Step 5: Solve for x
    x = 6,117,488,029,285.02/3,643,547.40
  6. Step 6: Final answer
    x = 1,678,992.30

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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.