Home / 2,308,098-3,185,116.56-1,289,510.40

Finding the Fourth Proportional to 2,308,098, 3,185,116.56 and 1,289,510.40

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Solution

The fourth proportional to 2,308,098, 3,185,116.56 and 1,289,510.40 is: 1,779,491.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308,098 : 3,185,116.56 = 1,289,510.40 : x
  2. Step 2: Convert to fraction form
    2,308,098/3,185,116.56 = 1,289,510.40/x
  3. Step 3: Cross multiply
    2,308,098x = 3,185,116.56 × 1,289,510.40
  4. Step 4: Simplify right side
    2,308,098x = 4,107,240,929,332.22
  5. Step 5: Solve for x
    x = 4,107,240,929,332.22/2,308,098
  6. Step 6: Final answer
    x = 1,779,491.57

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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.