Home / 1,830,612.16-2,742,818.14-1,108,772.74

Finding the Fourth Proportional to 1,830,612.16, 2,742,818.14 and 1,108,772.74

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Solution

The fourth proportional to 1,830,612.16, 2,742,818.14 and 1,108,772.74 is: 1,661,281.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830,612.16 : 2,742,818.14 = 1,108,772.74 : x
  2. Step 2: Convert to fraction form
    1,830,612.16/2,742,818.14 = 1,108,772.74/x
  3. Step 3: Cross multiply
    1,830,612.16x = 2,742,818.14 × 1,108,772.74
  4. Step 4: Simplify right side
    1,830,612.16x = 3,041,161,984,409.50
  5. Step 5: Solve for x
    x = 3,041,161,984,409.50/1,830,612.16
  6. Step 6: Final answer
    x = 1,661,281.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.