Home / 1,079,323.56-1,489,641.54-626,877

Finding the Fourth Proportional to 1,079,323.56, 1,489,641.54 and 626,877

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Solution

The fourth proportional to 1,079,323.56, 1,489,641.54 and 626,877 is: 865,191.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,323.56 : 1,489,641.54 = 626,877 : x
  2. Step 2: Convert to fraction form
    1,079,323.56/1,489,641.54 = 626,877/x
  3. Step 3: Cross multiply
    1,079,323.56x = 1,489,641.54 × 626,877
  4. Step 4: Simplify right side
    1,079,323.56x = 933,822,019,670.58
  5. Step 5: Solve for x
    x = 933,822,019,670.58/1,079,323.56
  6. Step 6: Final answer
    x = 865,191.92

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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.