Home / 1,417,064.80-2,125,402.80-470,336.80

Finding the Fourth Proportional to 1,417,064.80, 2,125,402.80 and 470,336.80

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Solution

The fourth proportional to 1,417,064.80, 2,125,402.80 and 470,336.80 is: 705,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,064.80 : 2,125,402.80 = 470,336.80 : x
  2. Step 2: Convert to fraction form
    1,417,064.80/2,125,402.80 = 470,336.80/x
  3. Step 3: Cross multiply
    1,417,064.80x = 2,125,402.80 × 470,336.80
  4. Step 4: Simplify right side
    1,417,064.80x = 999,655,151,663.04
  5. Step 5: Solve for x
    x = 999,655,151,663.04/1,417,064.80
  6. Step 6: Final answer
    x = 705,440.68

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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.