Home / 1,539,818-2,124,962.60-851,536.16

Finding the Fourth Proportional to 1,539,818, 2,124,962.60 and 851,536.16

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Solution

The fourth proportional to 1,539,818, 2,124,962.60 and 851,536.16 is: 1,175,127.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,818 : 2,124,962.60 = 851,536.16 : x
  2. Step 2: Convert to fraction form
    1,539,818/2,124,962.60 = 851,536.16/x
  3. Step 3: Cross multiply
    1,539,818x = 2,124,962.60 × 851,536.16
  4. Step 4: Simplify right side
    1,539,818x = 1,809,482,492,547.62
  5. Step 5: Solve for x
    x = 1,809,482,492,547.62/1,539,818
  6. Step 6: Final answer
    x = 1,175,127.51

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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.