Home / 1,973,651.06-2,724,148.77-1,287,035.12

Finding the Fourth Proportional to 1,973,651.06, 2,724,148.77 and 1,287,035.12

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Solution

The fourth proportional to 1,973,651.06, 2,724,148.77 and 1,287,035.12 is: 1,776,441.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,651.06 : 2,724,148.77 = 1,287,035.12 : x
  2. Step 2: Convert to fraction form
    1,973,651.06/2,724,148.77 = 1,287,035.12/x
  3. Step 3: Cross multiply
    1,973,651.06x = 2,724,148.77 × 1,287,035.12
  4. Step 4: Simplify right side
    1,973,651.06x = 3,506,075,141,078.79
  5. Step 5: Solve for x
    x = 3,506,075,141,078.79/1,973,651.06
  6. Step 6: Final answer
    x = 1,776,441.24

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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.