Home / 1,787,312.20-2,681,357.10-589,030.60

Finding the Fourth Proportional to 1,787,312.20, 2,681,357.10 and 589,030.60

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Solution

The fourth proportional to 1,787,312.20, 2,681,357.10 and 589,030.60 is: 883,674.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,312.20 : 2,681,357.10 = 589,030.60 : x
  2. Step 2: Convert to fraction form
    1,787,312.20/2,681,357.10 = 589,030.60/x
  3. Step 3: Cross multiply
    1,787,312.20x = 2,681,357.10 × 589,030.60
  4. Step 4: Simplify right side
    1,787,312.20x = 1,579,401,381,427.26
  5. Step 5: Solve for x
    x = 1,579,401,381,427.26/1,787,312.20
  6. Step 6: Final answer
    x = 883,674.03

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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.