Home / 1,355,547.08-2,031,901.90-456,678.20

Finding the Fourth Proportional to 1,355,547.08, 2,031,901.90 and 456,678.20

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Solution

The fourth proportional to 1,355,547.08, 2,031,901.90 and 456,678.20 is: 684,539.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,547.08 : 2,031,901.90 = 456,678.20 : x
  2. Step 2: Convert to fraction form
    1,355,547.08/2,031,901.90 = 456,678.20/x
  3. Step 3: Cross multiply
    1,355,547.08x = 2,031,901.90 × 456,678.20
  4. Step 4: Simplify right side
    1,355,547.08x = 927,925,290,967.38
  5. Step 5: Solve for x
    x = 927,925,290,967.38/1,355,547.08
  6. Step 6: Final answer
    x = 684,539.33

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1.5x scale

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.