Home / 1,014,588.08-1,400,156.88-555,727.76

Finding the Fourth Proportional to 1,014,588.08, 1,400,156.88 and 555,727.76

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Solution

The fourth proportional to 1,014,588.08, 1,400,156.88 and 555,727.76 is: 766,918.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,588.08 : 1,400,156.88 = 555,727.76 : x
  2. Step 2: Convert to fraction form
    1,014,588.08/1,400,156.88 = 555,727.76/x
  3. Step 3: Cross multiply
    1,014,588.08x = 1,400,156.88 × 555,727.76
  4. Step 4: Simplify right side
    1,014,588.08x = 778,106,046,570.99
  5. Step 5: Solve for x
    x = 778,106,046,570.99/1,014,588.08
  6. Step 6: Final answer
    x = 766,918.18

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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.