Home / 3,547,984.80-5,320,810.80-1,303,831.20

Finding the Fourth Proportional to 3,547,984.80, 5,320,810.80 and 1,303,831.20

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Solution

The fourth proportional to 3,547,984.80, 5,320,810.80 and 1,303,831.20 is: 1,955,318.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,984.80 : 5,320,810.80 = 1,303,831.20 : x
  2. Step 2: Convert to fraction form
    3,547,984.80/5,320,810.80 = 1,303,831.20/x
  3. Step 3: Cross multiply
    3,547,984.80x = 5,320,810.80 × 1,303,831.20
  4. Step 4: Simplify right side
    3,547,984.80x = 6,937,439,130,336.96
  5. Step 5: Solve for x
    x = 6,937,439,130,336.96/3,547,984.80
  6. Step 6: Final answer
    x = 1,955,318.17

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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.