Home / 1,920,672.90-2,881,155.15-572,730.03

Finding the Fourth Proportional to 1,920,672.90, 2,881,155.15 and 572,730.03

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Solution

The fourth proportional to 1,920,672.90, 2,881,155.15 and 572,730.03 is: 859,138.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,672.90 : 2,881,155.15 = 572,730.03 : x
  2. Step 2: Convert to fraction form
    1,920,672.90/2,881,155.15 = 572,730.03/x
  3. Step 3: Cross multiply
    1,920,672.90x = 2,881,155.15 × 572,730.03
  4. Step 4: Simplify right side
    1,920,672.90x = 1,650,124,075,494.15
  5. Step 5: Solve for x
    x = 1,650,124,075,494.15/1,920,672.90
  6. Step 6: Final answer
    x = 859,138.52

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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.