Home / 1,586,991.52-2,190,248.40-983,470.24

Finding the Fourth Proportional to 1,586,991.52, 2,190,248.40 and 983,470.24

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Solution

The fourth proportional to 1,586,991.52, 2,190,248.40 and 983,470.24 is: 1,357,312.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,991.52 : 2,190,248.40 = 983,470.24 : x
  2. Step 2: Convert to fraction form
    1,586,991.52/2,190,248.40 = 983,470.24/x
  3. Step 3: Cross multiply
    1,586,991.52x = 2,190,248.40 × 983,470.24
  4. Step 4: Simplify right side
    1,586,991.52x = 2,154,044,119,607.62
  5. Step 5: Solve for x
    x = 2,154,044,119,607.62/1,586,991.52
  6. Step 6: Final answer
    x = 1,357,312.94

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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.