Home / 1,018,544.01-1,405,584-559,663.56

Finding the Fourth Proportional to 1,018,544.01, 1,405,584 and 559,663.56

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Solution

The fourth proportional to 1,018,544.01, 1,405,584 and 559,663.56 is: 772,332.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,544.01 : 1,405,584 = 559,663.56 : x
  2. Step 2: Convert to fraction form
    1,018,544.01/1,405,584 = 559,663.56/x
  3. Step 3: Cross multiply
    1,018,544.01x = 1,405,584 × 559,663.56
  4. Step 4: Simplify right side
    1,018,544.01x = 786,654,145,319.04
  5. Step 5: Solve for x
    x = 786,654,145,319.04/1,018,544.01
  6. Step 6: Final answer
    x = 772,332.01

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Double scale
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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.