Home / 1,096,358.40-1,513,036.80-619,430.40

Finding the Fourth Proportional to 1,096,358.40, 1,513,036.80 and 619,430.40

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Solution

The fourth proportional to 1,096,358.40, 1,513,036.80 and 619,430.40 is: 854,849.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,358.40 : 1,513,036.80 = 619,430.40 : x
  2. Step 2: Convert to fraction form
    1,096,358.40/1,513,036.80 = 619,430.40/x
  3. Step 3: Cross multiply
    1,096,358.40x = 1,513,036.80 × 619,430.40
  4. Step 4: Simplify right side
    1,096,358.40x = 937,220,990,238.72
  5. Step 5: Solve for x
    x = 937,220,990,238.72/1,096,358.40
  6. Step 6: Final answer
    x = 854,849.10

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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.