Home / 4,319,145.16-6,478,051.92-1,440,562.32

Finding the Fourth Proportional to 4,319,145.16, 6,478,051.92 and 1,440,562.32

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Solution

The fourth proportional to 4,319,145.16, 6,478,051.92 and 1,440,562.32 is: 2,160,621.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319,145.16 : 6,478,051.92 = 1,440,562.32 : x
  2. Step 2: Convert to fraction form
    4,319,145.16/6,478,051.92 = 1,440,562.32/x
  3. Step 3: Cross multiply
    4,319,145.16x = 6,478,051.92 × 1,440,562.32
  4. Step 4: Simplify right side
    4,319,145.16x = 9,332,037,502,955.65
  5. Step 5: Solve for x
    x = 9,332,037,502,955.65/4,319,145.16
  6. Step 6: Final answer
    x = 2,160,621.41

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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.