Home / 1,000,775.94-1,380,728.07-570,746.94

Finding the Fourth Proportional to 1,000,775.94, 1,380,728.07 and 570,746.94

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Solution

The fourth proportional to 1,000,775.94, 1,380,728.07 and 570,746.94 is: 787,435.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,775.94 : 1,380,728.07 = 570,746.94 : x
  2. Step 2: Convert to fraction form
    1,000,775.94/1,380,728.07 = 570,746.94/x
  3. Step 3: Cross multiply
    1,000,775.94x = 1,380,728.07 × 570,746.94
  4. Step 4: Simplify right side
    1,000,775.94x = 788,046,320,924.61
  5. Step 5: Solve for x
    x = 788,046,320,924.61/1,000,775.94
  6. Step 6: Final answer
    x = 787,435.32

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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.