Home / 1,091,395.12-1,505,925.40-607,948.24

Finding the Fourth Proportional to 1,091,395.12, 1,505,925.40 and 607,948.24

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Solution

The fourth proportional to 1,091,395.12, 1,505,925.40 and 607,948.24 is: 838,857.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,395.12 : 1,505,925.40 = 607,948.24 : x
  2. Step 2: Convert to fraction form
    1,091,395.12/1,505,925.40 = 607,948.24/x
  3. Step 3: Cross multiply
    1,091,395.12x = 1,505,925.40 × 607,948.24
  4. Step 4: Simplify right side
    1,091,395.12x = 915,524,696,501.30
  5. Step 5: Solve for x
    x = 915,524,696,501.30/1,091,395.12
  6. Step 6: Final answer
    x = 838,857.24

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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.