Home / 1,604,515.12-2,212,955.40-1,363,595.20

Finding the Fourth Proportional to 1,604,515.12, 2,212,955.40 and 1,363,595.20

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Solution

The fourth proportional to 1,604,515.12, 2,212,955.40 and 1,363,595.20 is: 1,880,677.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,515.12 : 2,212,955.40 = 1,363,595.20 : x
  2. Step 2: Convert to fraction form
    1,604,515.12/2,212,955.40 = 1,363,595.20/x
  3. Step 3: Cross multiply
    1,604,515.12x = 2,212,955.40 × 1,363,595.20
  4. Step 4: Simplify right side
    1,604,515.12x = 3,017,575,361,254.08
  5. Step 5: Solve for x
    x = 3,017,575,361,254.08/1,604,515.12
  6. Step 6: Final answer
    x = 1,880,677.42

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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.