Home / 1,134,637.32-1,565,303.52-812,229.84

Finding the Fourth Proportional to 1,134,637.32, 1,565,303.52 and 812,229.84

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Solution

The fourth proportional to 1,134,637.32, 1,565,303.52 and 812,229.84 is: 1,120,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,637.32 : 1,565,303.52 = 812,229.84 : x
  2. Step 2: Convert to fraction form
    1,134,637.32/1,565,303.52 = 812,229.84/x
  3. Step 3: Cross multiply
    1,134,637.32x = 1,565,303.52 × 812,229.84
  4. Step 4: Simplify right side
    1,134,637.32x = 1,271,386,227,601.04
  5. Step 5: Solve for x
    x = 1,271,386,227,601.04/1,134,637.32
  6. Step 6: Final answer
    x = 1,120,522.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.