Home / 1,078,365.45-1,488,144.45-594,931.74

Finding the Fourth Proportional to 1,078,365.45, 1,488,144.45 and 594,931.74

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Solution

The fourth proportional to 1,078,365.45, 1,488,144.45 and 594,931.74 is: 821,005.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,365.45 : 1,488,144.45 = 594,931.74 : x
  2. Step 2: Convert to fraction form
    1,078,365.45/1,488,144.45 = 594,931.74/x
  3. Step 3: Cross multiply
    1,078,365.45x = 1,488,144.45 × 594,931.74
  4. Step 4: Simplify right side
    1,078,365.45x = 885,344,367,009.84
  5. Step 5: Solve for x
    x = 885,344,367,009.84/1,078,365.45
  6. Step 6: Final answer
    x = 821,005.87

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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.