Home / 1,126,128.65-1,554,096.24-616,831.02

Finding the Fourth Proportional to 1,126,128.65, 1,554,096.24 and 616,831.02

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Solution

The fourth proportional to 1,126,128.65, 1,554,096.24 and 616,831.02 is: 851,248.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,128.65 : 1,554,096.24 = 616,831.02 : x
  2. Step 2: Convert to fraction form
    1,126,128.65/1,554,096.24 = 616,831.02/x
  3. Step 3: Cross multiply
    1,126,128.65x = 1,554,096.24 × 616,831.02
  4. Step 4: Simplify right side
    1,126,128.65x = 958,614,768,897.37
  5. Step 5: Solve for x
    x = 958,614,768,897.37/1,126,128.65
  6. Step 6: Final answer
    x = 851,248.01

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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.