Home / 1,480,700.23-2,042,327.05-1,021,998.85

Finding the Fourth Proportional to 1,480,700.23, 2,042,327.05 and 1,021,998.85

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Solution

The fourth proportional to 1,480,700.23, 2,042,327.05 and 1,021,998.85 is: 1,409,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,700.23 : 2,042,327.05 = 1,021,998.85 : x
  2. Step 2: Convert to fraction form
    1,480,700.23/2,042,327.05 = 1,021,998.85/x
  3. Step 3: Cross multiply
    1,480,700.23x = 2,042,327.05 × 1,021,998.85
  4. Step 4: Simplify right side
    1,480,700.23x = 2,087,255,896,423.89
  5. Step 5: Solve for x
    x = 2,087,255,896,423.89/1,480,700.23
  6. Step 6: Final answer
    x = 1,409,641.10

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1.5x scale

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.