Home / 1,732,666.74-2,390,120.16-1,007,434.32

Finding the Fourth Proportional to 1,732,666.74, 2,390,120.16 and 1,007,434.32

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Solution

The fourth proportional to 1,732,666.74, 2,390,120.16 and 1,007,434.32 is: 1,389,701.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732,666.74 : 2,390,120.16 = 1,007,434.32 : x
  2. Step 2: Convert to fraction form
    1,732,666.74/2,390,120.16 = 1,007,434.32/x
  3. Step 3: Cross multiply
    1,732,666.74x = 2,390,120.16 × 1,007,434.32
  4. Step 4: Simplify right side
    1,732,666.74x = 2,407,889,078,107.89
  5. Step 5: Solve for x
    x = 2,407,889,078,107.89/1,732,666.74
  6. Step 6: Final answer
    x = 1,389,701.22

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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.