Home / 3,160,729.79-4,361,807.11-1,710,425.23

Finding the Fourth Proportional to 3,160,729.79, 4,361,807.11 and 1,710,425.23

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Solution

The fourth proportional to 3,160,729.79, 4,361,807.11 and 1,710,425.23 is: 2,360,386.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,729.79 : 4,361,807.11 = 1,710,425.23 : x
  2. Step 2: Convert to fraction form
    3,160,729.79/4,361,807.11 = 1,710,425.23/x
  3. Step 3: Cross multiply
    3,160,729.79x = 4,361,807.11 × 1,710,425.23
  4. Step 4: Simplify right side
    3,160,729.79x = 7,460,544,914,156.81
  5. Step 5: Solve for x
    x = 7,460,544,914,156.81/3,160,729.79
  6. Step 6: Final answer
    x = 2,360,386.81

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1.5x scale

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.