Home / 1,817,106.80-2,507,607.60-1,053,603.20

Finding the Fourth Proportional to 1,817,106.80, 2,507,607.60 and 1,053,603.20

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Solution

The fourth proportional to 1,817,106.80, 2,507,607.60 and 1,053,603.20 is: 1,453,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,106.80 : 2,507,607.60 = 1,053,603.20 : x
  2. Step 2: Convert to fraction form
    1,817,106.80/2,507,607.60 = 1,053,603.20/x
  3. Step 3: Cross multiply
    1,817,106.80x = 2,507,607.60 × 1,053,603.20
  4. Step 4: Simplify right side
    1,817,106.80x = 2,642,023,391,704.32
  5. Step 5: Solve for x
    x = 2,642,023,391,704.32/1,817,106.80
  6. Step 6: Final answer
    x = 1,453,972.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.