Home / 1,539,818.10-2,124,962.67-851,536.50

Finding the Fourth Proportional to 1,539,818.10, 2,124,962.67 and 851,536.50

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Solution

The fourth proportional to 1,539,818.10, 2,124,962.67 and 851,536.50 is: 1,175,127.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,818.10 : 2,124,962.67 = 851,536.50 : x
  2. Step 2: Convert to fraction form
    1,539,818.10/2,124,962.67 = 851,536.50/x
  3. Step 3: Cross multiply
    1,539,818.10x = 2,124,962.67 × 851,536.50
  4. Step 4: Simplify right side
    1,539,818.10x = 1,809,483,274,642.45
  5. Step 5: Solve for x
    x = 1,809,483,274,642.45/1,539,818.10
  6. Step 6: Final answer
    x = 1,175,127.94

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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.