Home / 1,577,590.76-2,368,487.64-1,066,970.72

Finding the Fourth Proportional to 1,577,590.76, 2,368,487.64 and 1,066,970.72

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Solution

The fourth proportional to 1,577,590.76, 2,368,487.64 and 1,066,970.72 is: 1,601,877.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,590.76 : 2,368,487.64 = 1,066,970.72 : x
  2. Step 2: Convert to fraction form
    1,577,590.76/2,368,487.64 = 1,066,970.72/x
  3. Step 3: Cross multiply
    1,577,590.76x = 2,368,487.64 × 1,066,970.72
  4. Step 4: Simplify right side
    1,577,590.76x = 2,527,106,962,561.90
  5. Step 5: Solve for x
    x = 2,527,106,962,561.90/1,577,590.76
  6. Step 6: Final answer
    x = 1,601,877.39

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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.