Home / 1,569,201.40-2,353,802.10-772,039.90

Finding the Fourth Proportional to 1,569,201.40, 2,353,802.10 and 772,039.90

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Solution

The fourth proportional to 1,569,201.40, 2,353,802.10 and 772,039.90 is: 1,158,059.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,201.40 : 2,353,802.10 = 772,039.90 : x
  2. Step 2: Convert to fraction form
    1,569,201.40/2,353,802.10 = 772,039.90/x
  3. Step 3: Cross multiply
    1,569,201.40x = 2,353,802.10 × 772,039.90
  4. Step 4: Simplify right side
    1,569,201.40x = 1,817,229,137,903.79
  5. Step 5: Solve for x
    x = 1,817,229,137,903.79/1,569,201.40
  6. Step 6: Final answer
    x = 1,158,059.85

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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.