Home / 1,600,470.81-2,390,485.01-1,448,434.89

Finding the Fourth Proportional to 1,600,470.81, 2,390,485.01 and 1,448,434.89

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Solution

The fourth proportional to 1,600,470.81, 2,390,485.01 and 1,448,434.89 is: 2,163,402.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,470.81 : 2,390,485.01 = 1,448,434.89 : x
  2. Step 2: Convert to fraction form
    1,600,470.81/2,390,485.01 = 1,448,434.89/x
  3. Step 3: Cross multiply
    1,600,470.81x = 2,390,485.01 × 1,448,434.89
  4. Step 4: Simplify right side
    1,600,470.81x = 3,462,461,885,263.82
  5. Step 5: Solve for x
    x = 3,462,461,885,263.82/1,600,470.81
  6. Step 6: Final answer
    x = 2,163,402.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.