Home / 1,869,130.28-2,809,547.92-1,233,518.59

Finding the Fourth Proportional to 1,869,130.28, 2,809,547.92 and 1,233,518.59

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Solution

The fourth proportional to 1,869,130.28, 2,809,547.92 and 1,233,518.59 is: 1,854,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,130.28 : 2,809,547.92 = 1,233,518.59 : x
  2. Step 2: Convert to fraction form
    1,869,130.28/2,809,547.92 = 1,233,518.59/x
  3. Step 3: Cross multiply
    1,869,130.28x = 2,809,547.92 × 1,233,518.59
  4. Step 4: Simplify right side
    1,869,130.28x = 3,465,629,582,648.24
  5. Step 5: Solve for x
    x = 3,465,629,582,648.24/1,869,130.28
  6. Step 6: Final answer
    x = 1,854,140.20

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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.