Home / 1,528,435.93-2,290,619.44-808,624.01

Finding the Fourth Proportional to 1,528,435.93, 2,290,619.44 and 808,624.01

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Solution

The fourth proportional to 1,528,435.93, 2,290,619.44 and 808,624.01 is: 1,211,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,435.93 : 2,290,619.44 = 808,624.01 : x
  2. Step 2: Convert to fraction form
    1,528,435.93/2,290,619.44 = 808,624.01/x
  3. Step 3: Cross multiply
    1,528,435.93x = 2,290,619.44 × 808,624.01
  4. Step 4: Simplify right side
    1,528,435.93x = 1,852,249,879,145.57
  5. Step 5: Solve for x
    x = 1,852,249,879,145.57/1,528,435.93
  6. Step 6: Final answer
    x = 1,211,859.68

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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.