Home / 1,564,011.96-2,156,497.63-1,253,666.41

Finding the Fourth Proportional to 1,564,011.96, 2,156,497.63 and 1,253,666.41

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Solution

The fourth proportional to 1,564,011.96, 2,156,497.63 and 1,253,666.41 is: 1,728,585.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,011.96 : 2,156,497.63 = 1,253,666.41 : x
  2. Step 2: Convert to fraction form
    1,564,011.96/2,156,497.63 = 1,253,666.41/x
  3. Step 3: Cross multiply
    1,564,011.96x = 2,156,497.63 × 1,253,666.41
  4. Step 4: Simplify right side
    1,564,011.96x = 2,703,528,645,580.50
  5. Step 5: Solve for x
    x = 2,703,528,645,580.50/1,564,011.96
  6. Step 6: Final answer
    x = 1,728,585.66

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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.