Home / 1,562,310.04-2,155,968.44-917,788.98

Finding the Fourth Proportional to 1,562,310.04, 2,155,968.44 and 917,788.98

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Solution

The fourth proportional to 1,562,310.04, 2,155,968.44 and 917,788.98 is: 1,266,537.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,310.04 : 2,155,968.44 = 917,788.98 : x
  2. Step 2: Convert to fraction form
    1,562,310.04/2,155,968.44 = 917,788.98/x
  3. Step 3: Cross multiply
    1,562,310.04x = 2,155,968.44 × 917,788.98
  4. Step 4: Simplify right side
    1,562,310.04x = 1,978,724,075,459.79
  5. Step 5: Solve for x
    x = 1,978,724,075,459.79/1,562,310.04
  6. Step 6: Final answer
    x = 1,266,537.39

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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.