Home / 1,880,495.61-2,595,011.16-1,021,036.20

Finding the Fourth Proportional to 1,880,495.61, 2,595,011.16 and 1,021,036.20

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Solution

The fourth proportional to 1,880,495.61, 2,595,011.16 and 1,021,036.20 is: 1,408,990.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,495.61 : 2,595,011.16 = 1,021,036.20 : x
  2. Step 2: Convert to fraction form
    1,880,495.61/2,595,011.16 = 1,021,036.20/x
  3. Step 3: Cross multiply
    1,880,495.61x = 2,595,011.16 × 1,021,036.20
  4. Step 4: Simplify right side
    1,880,495.61x = 2,649,600,333,763.99
  5. Step 5: Solve for x
    x = 2,649,600,333,763.99/1,880,495.61
  6. Step 6: Final answer
    x = 1,408,990.44

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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.