Home / 3,559,235.28-4,911,740.47-1,927,641.70

Finding the Fourth Proportional to 3,559,235.28, 4,911,740.47 and 1,927,641.70

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Solution

The fourth proportional to 3,559,235.28, 4,911,740.47 and 1,927,641.70 is: 2,660,143.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,235.28 : 4,911,740.47 = 1,927,641.70 : x
  2. Step 2: Convert to fraction form
    3,559,235.28/4,911,740.47 = 1,927,641.70/x
  3. Step 3: Cross multiply
    3,559,235.28x = 4,911,740.47 × 1,927,641.70
  4. Step 4: Simplify right side
    3,559,235.28x = 9,468,075,730,470.29
  5. Step 5: Solve for x
    x = 9,468,075,730,470.29/3,559,235.28
  6. Step 6: Final answer
    x = 2,660,143.26

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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.