Home / 1,346,085.80-2,017,746.30-784,831.40

Finding the Fourth Proportional to 1,346,085.80, 2,017,746.30 and 784,831.40

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Solution

The fourth proportional to 1,346,085.80, 2,017,746.30 and 784,831.40 is: 1,176,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,085.80 : 2,017,746.30 = 784,831.40 : x
  2. Step 2: Convert to fraction form
    1,346,085.80/2,017,746.30 = 784,831.40/x
  3. Step 3: Cross multiply
    1,346,085.80x = 2,017,746.30 × 784,831.40
  4. Step 4: Simplify right side
    1,346,085.80x = 1,583,590,653,473.82
  5. Step 5: Solve for x
    x = 1,583,590,653,473.82/1,346,085.80
  6. Step 6: Final answer
    x = 1,176,441.10

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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.