Home / 1,297,907.10-1,946,860.65-549,855.90

Finding the Fourth Proportional to 1,297,907.10, 1,946,860.65 and 549,855.90

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Solution

The fourth proportional to 1,297,907.10, 1,946,860.65 and 549,855.90 is: 824,783.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,907.10 : 1,946,860.65 = 549,855.90 : x
  2. Step 2: Convert to fraction form
    1,297,907.10/1,946,860.65 = 549,855.90/x
  3. Step 3: Cross multiply
    1,297,907.10x = 1,946,860.65 × 549,855.90
  4. Step 4: Simplify right side
    1,297,907.10x = 1,070,492,814,880.34
  5. Step 5: Solve for x
    x = 1,070,492,814,880.34/1,297,907.10
  6. Step 6: Final answer
    x = 824,783.85

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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.