Home / 1,369,547.60-2,054,321.40-659,404.40

Finding the Fourth Proportional to 1,369,547.60, 2,054,321.40 and 659,404.40

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Solution

The fourth proportional to 1,369,547.60, 2,054,321.40 and 659,404.40 is: 989,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,547.60 : 2,054,321.40 = 659,404.40 : x
  2. Step 2: Convert to fraction form
    1,369,547.60/2,054,321.40 = 659,404.40/x
  3. Step 3: Cross multiply
    1,369,547.60x = 2,054,321.40 × 659,404.40
  4. Step 4: Simplify right side
    1,369,547.60x = 1,354,628,570,174.16
  5. Step 5: Solve for x
    x = 1,354,628,570,174.16/1,369,547.60
  6. Step 6: Final answer
    x = 989,106.60

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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.