Home / 1,145,019.16-1,717,527.30-434,877.40

Finding the Fourth Proportional to 1,145,019.16, 1,717,527.30 and 434,877.40

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Solution

The fourth proportional to 1,145,019.16, 1,717,527.30 and 434,877.40 is: 652,315.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,019.16 : 1,717,527.30 = 434,877.40 : x
  2. Step 2: Convert to fraction form
    1,145,019.16/1,717,527.30 = 434,877.40/x
  3. Step 3: Cross multiply
    1,145,019.16x = 1,717,527.30 × 434,877.40
  4. Step 4: Simplify right side
    1,145,019.16x = 746,913,806,653.02
  5. Step 5: Solve for x
    x = 746,913,806,653.02/1,145,019.16
  6. Step 6: Final answer
    x = 652,315.55

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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.