Home / 1,423,334.44-2,140,122.89-1,312,372.14

Finding the Fourth Proportional to 1,423,334.44, 2,140,122.89 and 1,312,372.14

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Solution

The fourth proportional to 1,423,334.44, 2,140,122.89 and 1,312,372.14 is: 1,973,280.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,334.44 : 2,140,122.89 = 1,312,372.14 : x
  2. Step 2: Convert to fraction form
    1,423,334.44/2,140,122.89 = 1,312,372.14/x
  3. Step 3: Cross multiply
    1,423,334.44x = 2,140,122.89 × 1,312,372.14
  4. Step 4: Simplify right side
    1,423,334.44x = 2,808,637,657,012.28
  5. Step 5: Solve for x
    x = 2,808,637,657,012.28/1,423,334.44
  6. Step 6: Final answer
    x = 1,973,280.19

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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.