Home / 1,375,485.04-2,060,543.55-900,731.08

Finding the Fourth Proportional to 1,375,485.04, 2,060,543.55 and 900,731.08

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Solution

The fourth proportional to 1,375,485.04, 2,060,543.55 and 900,731.08 is: 1,349,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,485.04 : 2,060,543.55 = 900,731.08 : x
  2. Step 2: Convert to fraction form
    1,375,485.04/2,060,543.55 = 900,731.08/x
  3. Step 3: Cross multiply
    1,375,485.04x = 2,060,543.55 × 900,731.08
  4. Step 4: Simplify right side
    1,375,485.04x = 1,855,995,617,178.53
  5. Step 5: Solve for x
    x = 1,855,995,617,178.53/1,375,485.04
  6. Step 6: Final answer
    x = 1,349,339.01

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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.