Home / 1,020,336.59-1,408,074.50-561,461.04

Finding the Fourth Proportional to 1,020,336.59, 1,408,074.50 and 561,461.04

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Solution

The fourth proportional to 1,020,336.59, 1,408,074.50 and 561,461.04 is: 774,821.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,336.59 : 1,408,074.50 = 561,461.04 : x
  2. Step 2: Convert to fraction form
    1,020,336.59/1,408,074.50 = 561,461.04/x
  3. Step 3: Cross multiply
    1,020,336.59x = 1,408,074.50 × 561,461.04
  4. Step 4: Simplify right side
    1,020,336.59x = 790,578,970,360.18
  5. Step 5: Solve for x
    x = 790,578,970,360.18/1,020,336.59
  6. Step 6: Final answer
    x = 774,821.74

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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.