Home / 1,153,490.40-1,730,855.28-480,036

Finding the Fourth Proportional to 1,153,490.40, 1,730,855.28 and 480,036

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Solution

The fourth proportional to 1,153,490.40, 1,730,855.28 and 480,036 is: 720,311.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,490.40 : 1,730,855.28 = 480,036 : x
  2. Step 2: Convert to fraction form
    1,153,490.40/1,730,855.28 = 480,036/x
  3. Step 3: Cross multiply
    1,153,490.40x = 1,730,855.28 × 480,036
  4. Step 4: Simplify right side
    1,153,490.40x = 830,872,845,190.08
  5. Step 5: Solve for x
    x = 830,872,845,190.08/1,153,490.40
  6. Step 6: Final answer
    x = 720,311.89

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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.