Home / 3,429,697.34-4,732,641.27-1,979,859.92

Finding the Fourth Proportional to 3,429,697.34, 4,732,641.27 and 1,979,859.92

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Solution

The fourth proportional to 3,429,697.34, 4,732,641.27 and 1,979,859.92 is: 2,732,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,697.34 : 4,732,641.27 = 1,979,859.92 : x
  2. Step 2: Convert to fraction form
    3,429,697.34/4,732,641.27 = 1,979,859.92/x
  3. Step 3: Cross multiply
    3,429,697.34x = 4,732,641.27 × 1,979,859.92
  4. Step 4: Simplify right side
    3,429,697.34x = 9,369,966,742,547.69
  5. Step 5: Solve for x
    x = 9,369,966,742,547.69/3,429,697.34
  6. Step 6: Final answer
    x = 2,732,009.80

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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.