Home / 1,575,245.40-2,362,868.10-1,039,867.80

Finding the Fourth Proportional to 1,575,245.40, 2,362,868.10 and 1,039,867.80

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Solution

The fourth proportional to 1,575,245.40, 2,362,868.10 and 1,039,867.80 is: 1,559,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,245.40 : 2,362,868.10 = 1,039,867.80 : x
  2. Step 2: Convert to fraction form
    1,575,245.40/2,362,868.10 = 1,039,867.80/x
  3. Step 3: Cross multiply
    1,575,245.40x = 2,362,868.10 × 1,039,867.80
  4. Step 4: Simplify right side
    1,575,245.40x = 2,457,070,452,837.18
  5. Step 5: Solve for x
    x = 2,457,070,452,837.18/1,575,245.40
  6. Step 6: Final answer
    x = 1,559,801.70

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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.