Home / 1,091,354.40-1,637,323.20-973,839.60

Finding the Fourth Proportional to 1,091,354.40, 1,637,323.20 and 973,839.60

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Solution

The fourth proportional to 1,091,354.40, 1,637,323.20 and 973,839.60 is: 1,461,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,354.40 : 1,637,323.20 = 973,839.60 : x
  2. Step 2: Convert to fraction form
    1,091,354.40/1,637,323.20 = 973,839.60/x
  3. Step 3: Cross multiply
    1,091,354.40x = 1,637,323.20 × 973,839.60
  4. Step 4: Simplify right side
    1,091,354.40x = 1,594,490,170,158.72
  5. Step 5: Solve for x
    x = 1,594,490,170,158.72/1,091,354.40
  6. Step 6: Final answer
    x = 1,461,019.60

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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.