Home / 1,480,221.02-2,218,543.50-720,924.50

Finding the Fourth Proportional to 1,480,221.02, 2,218,543.50 and 720,924.50

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Solution

The fourth proportional to 1,480,221.02, 2,218,543.50 and 720,924.50 is: 1,080,515.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,221.02 : 2,218,543.50 = 720,924.50 : x
  2. Step 2: Convert to fraction form
    1,480,221.02/2,218,543.50 = 720,924.50/x
  3. Step 3: Cross multiply
    1,480,221.02x = 2,218,543.50 × 720,924.50
  4. Step 4: Simplify right side
    1,480,221.02x = 1,599,402,363,465.75
  5. Step 5: Solve for x
    x = 1,599,402,363,465.75/1,480,221.02
  6. Step 6: Final answer
    x = 1,080,515.91

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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.