Home / 1,535,521.79-2,303,619.65-470,643.95

Finding the Fourth Proportional to 1,535,521.79, 2,303,619.65 and 470,643.95

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Solution

The fourth proportional to 1,535,521.79, 2,303,619.65 and 470,643.95 is: 706,069.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,521.79 : 2,303,619.65 = 470,643.95 : x
  2. Step 2: Convert to fraction form
    1,535,521.79/2,303,619.65 = 470,643.95/x
  3. Step 3: Cross multiply
    1,535,521.79x = 2,303,619.65 × 470,643.95
  4. Step 4: Simplify right side
    1,535,521.79x = 1,084,184,651,373.62
  5. Step 5: Solve for x
    x = 1,084,184,651,373.62/1,535,521.79
  6. Step 6: Final answer
    x = 706,069.21

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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.