Home / 1,384,348.60-2,074,967.70-710,169.40

Finding the Fourth Proportional to 1,384,348.60, 2,074,967.70 and 710,169.40

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Solution

The fourth proportional to 1,384,348.60, 2,074,967.70 and 710,169.40 is: 1,064,456.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,348.60 : 2,074,967.70 = 710,169.40 : x
  2. Step 2: Convert to fraction form
    1,384,348.60/2,074,967.70 = 710,169.40/x
  3. Step 3: Cross multiply
    1,384,348.60x = 2,074,967.70 × 710,169.40
  4. Step 4: Simplify right side
    1,384,348.60x = 1,473,578,566,528.38
  5. Step 5: Solve for x
    x = 1,473,578,566,528.38/1,384,348.60
  6. Step 6: Final answer
    x = 1,064,456.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.