Home / 1,163,404.20-1,745,106.30-1,146,815.40

Finding the Fourth Proportional to 1,163,404.20, 1,745,106.30 and 1,146,815.40

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Solution

The fourth proportional to 1,163,404.20, 1,745,106.30 and 1,146,815.40 is: 1,720,223.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,404.20 : 1,745,106.30 = 1,146,815.40 : x
  2. Step 2: Convert to fraction form
    1,163,404.20/1,745,106.30 = 1,146,815.40/x
  3. Step 3: Cross multiply
    1,163,404.20x = 1,745,106.30 × 1,146,815.40
  4. Step 4: Simplify right side
    1,163,404.20x = 2,001,314,779,477.02
  5. Step 5: Solve for x
    x = 2,001,314,779,477.02/1,163,404.20
  6. Step 6: Final answer
    x = 1,720,223.10

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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.