Home / 1,470,646.20-2,029,176.93-858,521.14

Finding the Fourth Proportional to 1,470,646.20, 2,029,176.93 and 858,521.14

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Solution

The fourth proportional to 1,470,646.20, 2,029,176.93 and 858,521.14 is: 1,184,575.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,646.20 : 2,029,176.93 = 858,521.14 : x
  2. Step 2: Convert to fraction form
    1,470,646.20/2,029,176.93 = 858,521.14/x
  3. Step 3: Cross multiply
    1,470,646.20x = 2,029,176.93 × 858,521.14
  4. Step 4: Simplify right side
    1,470,646.20x = 1,742,091,290,543.50
  5. Step 5: Solve for x
    x = 1,742,091,290,543.50/1,470,646.20
  6. Step 6: Final answer
    x = 1,184,575.39

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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.