Home / 2,853,666.91-3,937,955.83-1,564,479.01

Finding the Fourth Proportional to 2,853,666.91, 3,937,955.83 and 1,564,479.01

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Solution

The fourth proportional to 2,853,666.91, 3,937,955.83 and 1,564,479.01 is: 2,158,923.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,666.91 : 3,937,955.83 = 1,564,479.01 : x
  2. Step 2: Convert to fraction form
    2,853,666.91/3,937,955.83 = 1,564,479.01/x
  3. Step 3: Cross multiply
    2,853,666.91x = 3,937,955.83 × 1,564,479.01
  4. Step 4: Simplify right side
    2,853,666.91x = 6,160,849,238,342.13
  5. Step 5: Solve for x
    x = 6,160,849,238,342.13/2,853,666.91
  6. Step 6: Final answer
    x = 2,158,923.74

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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.