Home / 1,019,368.02-1,406,690.04-560,455.30

Finding the Fourth Proportional to 1,019,368.02, 1,406,690.04 and 560,455.30

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Solution

The fourth proportional to 1,019,368.02, 1,406,690.04 and 560,455.30 is: 773,407.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,368.02 : 1,406,690.04 = 560,455.30 : x
  2. Step 2: Convert to fraction form
    1,019,368.02/1,406,690.04 = 560,455.30/x
  3. Step 3: Cross multiply
    1,019,368.02x = 1,406,690.04 × 560,455.30
  4. Step 4: Simplify right side
    1,019,368.02x = 788,386,892,235.28
  5. Step 5: Solve for x
    x = 788,386,892,235.28/1,019,368.02
  6. Step 6: Final answer
    x = 773,407.52

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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.