Home / 1,000,991.86-1,501,569.72-291,019.02

Finding the Fourth Proportional to 1,000,991.86, 1,501,569.72 and 291,019.02

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Solution

The fourth proportional to 1,000,991.86, 1,501,569.72 and 291,019.02 is: 436,552.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,991.86 : 1,501,569.72 = 291,019.02 : x
  2. Step 2: Convert to fraction form
    1,000,991.86/1,501,569.72 = 291,019.02/x
  3. Step 3: Cross multiply
    1,000,991.86x = 1,501,569.72 × 291,019.02
  4. Step 4: Simplify right side
    1,000,991.86x = 436,985,348,376.07
  5. Step 5: Solve for x
    x = 436,985,348,376.07/1,000,991.86
  6. Step 6: Final answer
    x = 436,552.35

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1.5x scale

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.